diff --git a/build.sh b/build.sh
index 3d80a9f..8a4dde1 100755
--- a/build.sh
+++ b/build.sh
@@ -1,5 +1,21 @@
 #!/bin/bash
 
+#---------------------------------------------------------------
+# README
+#
+# pleas copy build.sh.in to build.sh and change the following
+# two lines to fit your env.
+#
+# Recommend to download miniconda from
+#   https://conda.io/miniconda.html
+# and install it, root priviledge is not necessary.
+#---------------------------------------------------------------
+PATH_PYTHON_LINUX=/home/apex/miniconda3
+PATH_PYTHON_MACOS=/path/of/your/python/installation
+
+################################################################
+# DO NOT TOUCH FOLLOWING CODE
+################################################################
 
 PATH_ROOT=$(cd "$(dirname "$0")"; pwd)
 
@@ -7,33 +23,41 @@ function on_error()
 {
 	echo -e "\033[01m\033[31m"
 	echo "==================[ !! ERROR !! ]=================="
+	echo ""
 	echo -e $1
+	echo ""
 	echo "==================================================="
 	echo -e "\033[0m"
 	exit 1
 }
 
+function check_python
+{
+	if [ ! -f "${PYSTATIC}" ]; then
+    	on_error "python not found."
+	fi
+}
+
 function build_linux
 {
-	PYEXEC=${PATH_ROOT}/external/linux/release/bin/python3.4
-	PYSTATIC=${PATH_ROOT}/external/linux/release/lib/libpython3.4m.a
-
-	if [ ! -f "${PYSTATIC}" ]; then
-		echo "python static not found, now build it..."
-		"${PATH_ROOT}/build/build-py-static.sh"
-
-		if [ ! -f "${PYSTATIC}" ]; then
-			on_error "can not build python static."
-		fi
-	fi
+    PATH_PYTHON=${PATH_PYTHON_LINUX}
+	PYEXEC=${PATH_PYTHON}/bin/python3.7
+	PYSTATIC=${PATH_PYTHON}/lib/libpython3.7m.a
 
+    check_python
 
 	${PYEXEC} -B "${PATH_ROOT}/build/build.py" $@
 }
 
 function build_macos
 {
-	python3 -B "${PATH_ROOT}/build/build.py" $@
+    PATH_PYTHON=${PATH_PYTHON_LINUX}
+	PYEXEC=${PATH_PYTHON}/bin/python3.7
+	PYSTATIC=${PATH_PYTHON}/lib/libpython3.7m.a
+
+    check_python
+
+	${PYEXEC} -B "${PATH_ROOT}/build/build.py" $@
 }
 
 SYSTEM=`uname -s`
@@ -44,3 +68,4 @@ elif [ $SYSTEM = "Darwin" ] ; then
 else 
 	echo "Unsupported platform."
 fi
+
diff --git a/build.sh.in b/build.sh.in
new file mode 100755
index 0000000..fed48f8
--- /dev/null
+++ b/build.sh.in
@@ -0,0 +1,71 @@
+#!/bin/bash
+
+#---------------------------------------------------------------
+# README
+#
+# pleas copy build.sh.in to build.sh and change the following
+# two lines to fit your env.
+#
+# Recommend to download miniconda from
+#   https://conda.io/miniconda.html
+# and install it, root priviledge is not necessary.
+#---------------------------------------------------------------
+PATH_PYTHON_LINUX=/path/of/your/miniconda/installation
+PATH_PYTHON_MACOS=/path/of/your/miniconda/installation
+
+################################################################
+# DO NOT TOUCH FOLLOWING CODE
+################################################################
+
+PATH_ROOT=$(cd "$(dirname "$0")"; pwd)
+
+function on_error()
+{
+	echo -e "\033[01m\033[31m"
+	echo "==================[ !! ERROR !! ]=================="
+	echo ""
+	echo -e $1
+	echo ""
+	echo "==================================================="
+	echo -e "\033[0m"
+	exit 1
+}
+
+function check_python
+{
+	if [ ! -f "${PYSTATIC}" ]; then
+    	on_error "python not found."
+	fi
+}
+
+function build_linux
+{
+    PATH_PYTHON=${PATH_PYTHON_LINUX}
+	PYEXEC=${PATH_PYTHON}/bin/python3.7
+	PYSTATIC=${PATH_PYTHON}/lib/libpython3.7m.a
+
+    check_python
+
+	${PYEXEC} -B "${PATH_ROOT}/build/build.py" $@
+}
+
+function build_macos
+{
+    PATH_PYTHON=${PATH_PYTHON_LINUX}
+	PYEXEC=${PATH_PYTHON}/bin/python3.7
+	PYSTATIC=${PATH_PYTHON}/lib/libpython3.7m.a
+
+    check_python
+
+	${PYEXEC} -B "${PATH_ROOT}/build/build.py" $@
+}
+
+SYSTEM=`uname -s`
+if [ $SYSTEM = "Linux" ] ; then
+	build_linux
+elif [ $SYSTEM = "Darwin" ] ; then   
+	build_macos
+else 
+	echo "Unsupported platform."
+fi
+
diff --git a/build/build-py-static.sh b/build/build-py-static.sh
deleted file mode 100755
index 4edd4bd..0000000
--- a/build/build-py-static.sh
+++ /dev/null
@@ -1,195 +0,0 @@
-#!/bin/bash
-
-################################################################
-# Basic settings.
-################################################################
-VER_PYTHON="3.4.4"
-VER_PYTHON_SHORT="3.4"
-VER_OPENSSL="1.0.2h"
-VER_SQLITE="3170000"
-VER_PSUTIL="4.2.0"
-VER_PYTHON_LIB="${VER_PYTHON_SHORT}m"
-
-################################################################
-# DO NOT TOUCH FOLLOWING CODE
-################################################################
-
-FILE_PYTHON_STATIC_LIB="libpython${VER_PYTHON_LIB}.a"
-
-PATH_ROOT=$(cd "$(dirname "$0")"/..; pwd)
-PATH_EXT=${PATH_ROOT}/external
-PATH_DOWNLOAD=${PATH_EXT}/_download_
-PATH_TMP=${PATH_EXT}/linux/tmp
-PATH_FIX=${PATH_EXT}/fix-external
-PATH_RELEASE=${PATH_EXT}/linux/release
-
-
-PY_PATH_SRC=${PATH_TMP}/Python-${VER_PYTHON}
-#PATH_SRC=${PATH_TMP}/${VER_PYTHON}
-#PATH_INST=${PATH_RELEASE}/python
-OSSL_PATH_SRC=${PATH_TMP}/openssl-${VER_OPENSSL}
-
-function on_error()
-{
-	echo -e "\033[01m\033[31m"
-	echo "==================[ !! ERROR !! ]=================="
-	echo -e $1
-	echo "==================================================="
-	echo -e "\033[0m"
-	exit 1
-}
-
-function setp_build_git()
-{
-	# su -s
-	# yum install zlib-devel expat-devel libcurl-devel
-	# make prefix=/usr/local
-	# make prefix=/usr/local install
-	echo 'skip build git now.'
-}
-
-function dlfile()
-{
-	echo -n "Downloading $1 ..."
-	if [ ! -f "$4/$3" ]; then
-		echo ""
-		# curl --insecure https://www.python.org/ftp/python/3.4.3/${VER_PYTHON}.tgz -o "${PATH_PYTHON}/${VER_PYTHON}.tgz"
-		echo wget $2$3 -O "$4/$3"
-		wget --no-check-certificate $2$3 -O "$4/$3"
-
-		if [ ! -f "$4/$3" ]; then
-			on_error "Can not download $1: $3"
-		fi
-	else
-		echo " already exists, skip."
-	fi
-}
-
-function step_download_files()
-{
-	echo "download necessary source tarball ..."
-
-	if [ ! -d "${PATH_DOWNLOAD}" ]; then
-		mkdir -p "${PATH_DOWNLOAD}"
-		if [ ! -d "${PATH_DOWNLOAD}" ]; then
-			on_error "Can not create folder for download files."
-		fi
-	fi
-
-	dlfile "python source tarball"  "https://www.python.org/ftp/python/${VER_PYTHON}/" "Python-${VER_PYTHON}.tgz" ${PATH_DOWNLOAD}
-	dlfile "openssl source tarball" "https://www.openssl.org/source/" "openssl-${VER_OPENSSL}.tar.gz" ${PATH_DOWNLOAD}
-	dlfile "sqlite source tarball"  "http://sqlite.org/2017/" "sqlite-autoconf-${VER_SQLITE}.tar.gz" ${PATH_DOWNLOAD}
-
-	# dlfile "psutil source tarball"  "https://pypi.python.org/packages/source/p/psutil/" "psutil-${VER_PSUTIL}.tar.gz" ${PATH_DOWNLOAD}
-	# https://pypi.python.org/pypi?:action=display&name=psutil#downloads
-
-	# echo -n "Downloading psutil source tarball ..."
-	# if [ ! -f "${PATH_DOWNLOAD}/psutil-${VER_PSUTIL}.tar.gz" ]; then
-	# 	echo ""
-	# 	echo "Because pypi.python.org limit, can not auto-download psutil, please visit following url:"
-	# 	echo "  https://pypi.python.org/pypi?:action=display&name=psutil#downloads"
-	# 	echo "and download psutil-${VER_PSUTIL}.tar.gz and put it into folder:"
-	# 	echo "  ${PATH_DOWNLOAD}"
-	# 	echo "after download, try again."
-	# 	on_error "psutil source tarball not exists."
-	# else
-	# 	echo " already exists, skip."
-	# fi
-}
-
-
-function step_prepare_source()
-{
-	echo "prepare source ..."
-
-	if [ ! -d "${PATH_TMP}" ]; then
-		mkdir -p "${PATH_TMP}"
-		if [ ! -d "${PATH_TMP}" ]; then
-			on_error "Can not create folder for tmp files."
-		fi
-	fi
-
-	if [ ! -d "${PATH_TMP}/Python-${VER_PYTHON}" ]; then
-		tar -zxvf "${PATH_DOWNLOAD}/Python-${VER_PYTHON}.tgz" -C "${PATH_TMP}"
-	fi
-
-	if [ ! -d "${PATH_TMP}/openssl-${VER_OPENSSL}" ]; then
-		tar -zxvf "${PATH_DOWNLOAD}/openssl-${VER_OPENSSL}.tar.gz" -C "${PATH_TMP}"
-	fi
-
-
-	if [ ! -d "${PATH_TMP}/sqlite-autoconf-${VER_SQLITE}" ]; then
-		tar -zxvf "${PATH_DOWNLOAD}/sqlite-autoconf-${VER_SQLITE}.tar.gz" -C "${PATH_TMP}"
-	fi
-
-	# if [ ! -d "${PATH_TMP}/psutil-${VER_PSUTIL}" ]; then
-	# 	tar -zxvf "${PATH_DOWNLOAD}/psutil-${VER_PSUTIL}.tar.gz" -C "${PATH_TMP}"
-	# fi
-
-	# cp -r "${PATH_TMP}/psutil-${VER_PSUTIL}/psutil" "${PATH_TMP}/Python-${VER_PYTHON}/Modules/."
-	cp -r "${PATH_TMP}/sqlite-autoconf-${VER_SQLITE}" "${PATH_TMP}/Python-${VER_PYTHON}/Modules/_sqlite/sqlite3"
-	cp -r "${PATH_FIX}/Python-${VER_PYTHON}" "${PATH_TMP}"
-}
-
-function step_build_openssl()
-{
-	echo -n "build openssl static library ..."
-
-	if [ ! -f "${PATH_RELEASE}/lib/libssl.a" ] || [ ! -f "${PATH_RELEASE}/lib/libcrypto.a" ]; then
-		echo ""
-		cd "${OSSL_PATH_SRC}"
-		./config -fPIC --prefix=${PATH_RELEASE} --openssldir=${PATH_RELEASE}/openssl no-zlib no-shared
-		make
-		make install
-		cd "${PATH_ROOT}"
-
-		if [ ! -f "${PATH_RELEASE}/lib/libssl.a" ] || [ ! -f "${PATH_RELEASE}/lib/libcrypto.a" ]; then
-			on_error "Build openssl failed."
-		fi
-
-	else
-		echo " already exists, skip."
-	fi
-}
-
-
-function step_build_python()
-{
-	echo -n "build python static library ..."
-
-	if [ ! -f "${PATH_RELEASE}/lib/${FILE_PYTHON_STATIC_LIB}" ]; then
-		cd "${PY_PATH_SRC}"
-		cp "${PY_PATH_SRC}/Modules/Setup.dist" "${PY_PATH_SRC}/Modules/Setup"
-		LDFLAGS=-lrt ./configure --disable-shared  --prefix=${PATH_RELEASE}
-		make
-		make altinstall
-		cd "${PATH_ROOT}"
-
-		if [ ! -f "${PATH_RELEASE}/lib/${FILE_PYTHON_STATIC_LIB}" ]; then
-			on_error "Build python failed."
-		fi
-
-	else
-		echo " already exists, skip."
-	fi
-}
-
-function step_finalize()
-{
-	# copy psutil *.py for release.
-	echo "finalize ..."
-
-	if [ ! -d "${PATH_RELEASE}/lib/python${VER_PYTHON_SHORT}/site-packages" ]; then
-		on_error "something goes wrong."
-	fi
-
-
-	# cp -r "${PATH_FIX}/psutil-${VER_PSUTIL}/psutil" "${PATH_RELEASE}/lib/python${VER_PYTHON_SHORT}/site-packages/psutil"
-}
-
-
-step_download_files
-step_prepare_source
-step_build_openssl
-step_build_python
-step_finalize
diff --git a/build/builder/build-external.py b/build/builder/build-external.py
index 8eb1da1..61ba1ae 100644
--- a/build/builder/build-external.py
+++ b/build/builder/build-external.py
@@ -41,15 +41,15 @@ class BuilderBase:
     def _build_mongoose(self, file_name):
         cc.e("this is a pure-virtual function.")
 
-    def build_openssl(self):
-        file_name = 'openssl-{}.zip'.format(env.ver_openssl)
-        _alt_ver = '_'.join(env.ver_openssl.split('.'))
-        if not utils.download_file('openssl source tarball', 'https://github.com/openssl/openssl/archive/OpenSSL_{}.zip'.format(_alt_ver), PATH_DOWNLOAD, file_name):
-            return
-        self._build_openssl(file_name)
-
-    def _build_openssl(self, file_name):
-        cc.e("this is a pure-virtual function.")
+    # def build_openssl(self):
+    #     file_name = 'openssl-{}.zip'.format(env.ver_openssl)
+    #     _alt_ver = '_'.join(env.ver_openssl.split('.'))
+    #     if not utils.download_file('openssl source tarball', 'https://github.com/openssl/openssl/archive/OpenSSL_{}.zip'.format(_alt_ver), PATH_DOWNLOAD, file_name):
+    #         return
+    #     self._build_openssl(file_name)
+    #
+    # def _build_openssl(self, file_name):
+    #     cc.e("this is a pure-virtual function.")
 
     def build_libuv(self):
         file_name = 'libuv-{}.zip'.format(env.ver_libuv)
@@ -78,15 +78,21 @@ class BuilderBase:
     def _build_libssh(self, file_name):
         cc.e("this is a pure-virtual function.")
 
-    def build_sqlite(self):
-        file_name = 'sqlite-autoconf-{}.tar.gz'.format(env.ver_sqlite)
-        if not utils.download_file('sqlite source tarball', 'http://sqlite.org/2017/{}'.format(file_name), PATH_DOWNLOAD, file_name):
-            return
-        self._build_sqlite(file_name)
+    def prepare_python(self):
+        self._prepare_python()
 
-    def _build_sqlite(self, file_name):
+    def _prepare_python(self):
         cc.e("this is a pure-virtual function.")
 
+    # def build_sqlite(self):
+    #     file_name = 'sqlite-autoconf-{}.tar.gz'.format(env.ver_sqlite)
+    #     if not utils.download_file('sqlite source tarball', 'http://sqlite.org/2017/{}'.format(file_name), PATH_DOWNLOAD, file_name):
+    #         return
+    #     self._build_sqlite(file_name)
+    #
+    # def _build_sqlite(self, file_name):
+    #     cc.e("this is a pure-virtual function.")
+
     def fix_output(self):
         pass
 
@@ -96,72 +102,78 @@ class BuilderWin(BuilderBase):
         super().__init__()
 
     def _init_path(self):
-        self.OPENSSL_PATH_SRC = os.path.join(PATH_EXTERNAL, 'openssl')
+        # self.OPENSSL_PATH_SRC = os.path.join(PATH_EXTERNAL, 'openssl')
         self.JSONCPP_PATH_SRC = os.path.join(PATH_EXTERNAL, 'jsoncpp')
         self.MONGOOSE_PATH_SRC = os.path.join(PATH_EXTERNAL, 'mongoose')
         self.MBEDTLS_PATH_SRC = os.path.join(PATH_EXTERNAL, 'mbedtls')
         self.LIBUV_PATH_SRC = os.path.join(PATH_EXTERNAL, 'libuv')
         self.LIBSSH_PATH_SRC = os.path.join(PATH_EXTERNAL, 'libssh-win-static')
 
-        self._prepare_python_header()
+        # self._prepare_python_header()
 
-    def _prepare_python_header(self):
+    def _prepare_python(self):
         cc.n('prepare python header files ...', end='')
 
-        if os.path.exists(os.path.join(PATH_EXTERNAL, 'python', 'include', 'pyctype.h')):
+        if os.path.exists(os.path.join(PATH_EXTERNAL, 'python', 'include', 'Python.h')):
             cc.w('already exists, skip.')
             return
         cc.v('')
 
-        _header_path = None
-        for p in sys.path:
-            if os.path.exists(os.path.join(p, 'include', 'pyctype.h')):
-                _header_path = os.path.join(p, 'include')
-        if _header_path is None:
-            cc.e('\ncan not locate python development include path in:')
-            for p in sys.path:
-                cc.e('  ', p)
-            raise RuntimeError()
-
-        utils.copy_ex(_header_path, os.path.join(PATH_EXTERNAL, 'python', 'include'))
-
-    def _build_openssl(self, file_name):
-        cc.n('build openssl static library from source code... ', end='')
-        _chk_output = [
-            os.path.join(self.OPENSSL_PATH_SRC, 'out32', 'libeay32.lib'),
-            os.path.join(self.OPENSSL_PATH_SRC, 'out32', 'ssleay32.lib'),
-            os.path.join(self.OPENSSL_PATH_SRC, 'inc32', 'openssl', 'opensslconf.h'),
-            ]
-
-        need_build = False
-        for f in _chk_output:
-            if not os.path.exists(f):
-                need_build = True
-                break
-
-        if not need_build:
-            cc.w('already exists, skip.')
+        if os.path.exists(os.path.join(env.path_py_inc, 'Python.h')):
+            cc.e('can not locate python development include path, make sure miniconda installed.')
             return
         cc.v('')
 
-        cc.n('prepare openssl source code...')
-        _alt_ver = '_'.join(env.ver_openssl.split('.'))
-        if not os.path.exists(self.OPENSSL_PATH_SRC):
-            utils.unzip(os.path.join(PATH_DOWNLOAD, file_name), PATH_EXTERNAL)
-            os.rename(os.path.join(PATH_EXTERNAL, 'openssl-OpenSSL_{}'.format(_alt_ver)), self.OPENSSL_PATH_SRC)
-            if not os.path.exists(self.OPENSSL_PATH_SRC):
-                raise RuntimeError('can not prepare openssl source code.')
-        else:
-            cc.w('already exists, skip.')
+        # _header_path = None
+        # for p in sys.path:
+        #     if os.path.exists(os.path.join(p, 'include', 'pyctype.h')):
+        #         _header_path = os.path.join(p, 'include')
+        # if _header_path is None:
+        #     cc.e('\ncan not locate python development include path in:')
+        #     for p in sys.path:
+        #         cc.e('  ', p)
+        #     raise RuntimeError()
 
-        os.chdir(self.OPENSSL_PATH_SRC)
-        os.system('""{}" Configure VC-WIN32"'.format(env.perl))
-        os.system(r'ms\do_nasm')
-        os.system(r'"{}\VC\bin\vcvars32.bat" && nmake -f ms\nt.mak'.format(env.visual_studio_path))
+        # utils.copy_ex(_header_path, os.path.join(PATH_EXTERNAL, 'python', 'include'))
+        utils.copy_ex(env.path_py_inc, os.path.join(PATH_EXTERNAL, 'python', 'include'))
 
-        for f in _chk_output:
-            if not os.path.exists(f):
-                raise RuntimeError('build openssl static library from source code failed.')
+    # def _build_openssl(self, file_name):
+    #     cc.n('build openssl static library from source code... ', end='')
+    #     _chk_output = [
+    #         os.path.join(self.OPENSSL_PATH_SRC, 'out32', 'libeay32.lib'),
+    #         os.path.join(self.OPENSSL_PATH_SRC, 'out32', 'ssleay32.lib'),
+    #         os.path.join(self.OPENSSL_PATH_SRC, 'inc32', 'openssl', 'opensslconf.h'),
+    #         ]
+    #
+    #     need_build = False
+    #     for f in _chk_output:
+    #         if not os.path.exists(f):
+    #             need_build = True
+    #             break
+    #
+    #     if not need_build:
+    #         cc.w('already exists, skip.')
+    #         return
+    #     cc.v('')
+    #
+    #     cc.n('prepare openssl source code...')
+    #     _alt_ver = '_'.join(env.ver_openssl.split('.'))
+    #     if not os.path.exists(self.OPENSSL_PATH_SRC):
+    #         utils.unzip(os.path.join(PATH_DOWNLOAD, file_name), PATH_EXTERNAL)
+    #         os.rename(os.path.join(PATH_EXTERNAL, 'openssl-OpenSSL_{}'.format(_alt_ver)), self.OPENSSL_PATH_SRC)
+    #         if not os.path.exists(self.OPENSSL_PATH_SRC):
+    #             raise RuntimeError('can not prepare openssl source code.')
+    #     else:
+    #         cc.w('already exists, skip.')
+    #
+    #     os.chdir(self.OPENSSL_PATH_SRC)
+    #     os.system('""{}" Configure VC-WIN32"'.format(env.perl))
+    #     os.system(r'ms\do_nasm')
+    #     os.system(r'"{}\VC\bin\vcvars32.bat" && nmake -f ms\nt.mak'.format(env.visual_studio_path))
+    #
+    #     for f in _chk_output:
+    #         if not os.path.exists(f):
+    #             raise RuntimeError('build openssl static library from source code failed.')
 
     def _build_libssh(self, file_name):
         cc.n('build libssh static library from source code... ', end='')
@@ -245,9 +257,9 @@ class BuilderWin(BuilderBase):
         else:
             cc.w('already exists, skip.')
 
-    def build_sqlite(self):
-        cc.w('sqlite not need for Windows, skip.')
-        pass
+    # def build_sqlite(self):
+    #     cc.w('sqlite not need for Windows, skip.')
+    #     pass
 
     def fix_output(self):
         pass
@@ -260,11 +272,11 @@ class BuilderLinux(BuilderBase):
     def _init_path(self):
         self.PATH_TMP = os.path.join(PATH_EXTERNAL, 'linux', 'tmp')
         self.PATH_RELEASE = os.path.join(PATH_EXTERNAL, 'linux', 'release')
-        self.OPENSSL_PATH_SRC = os.path.join(self.PATH_TMP, 'openssl-{}'.format(env.ver_openssl))
+        # self.OPENSSL_PATH_SRC = os.path.join(self.PATH_TMP, 'openssl-{}'.format(env.ver_openssl))
         self.LIBUV_PATH_SRC = os.path.join(self.PATH_TMP, 'libuv-{}'.format(env.ver_libuv))
         self.MBEDTLS_PATH_SRC = os.path.join(self.PATH_TMP, 'mbedtls-mbedtls-{}'.format(env.ver_mbedtls))
         self.LIBSSH_PATH_SRC = os.path.join(self.PATH_TMP, 'libssh-{}'.format(env.ver_libssh))
-        self.SQLITE_PATH_SRC = os.path.join(self.PATH_TMP, 'sqlite-autoconf-{}'.format(env.ver_sqlite))
+        # self.SQLITE_PATH_SRC = os.path.join(self.PATH_TMP, 'sqlite-autoconf-{}'.format(env.ver_sqlite))
 
         self.JSONCPP_PATH_SRC = os.path.join(PATH_EXTERNAL, 'jsoncpp')
         self.MONGOOSE_PATH_SRC = os.path.join(PATH_EXTERNAL, 'mongoose')
@@ -272,6 +284,26 @@ class BuilderLinux(BuilderBase):
         if not os.path.exists(self.PATH_TMP):
             utils.makedirs(self.PATH_TMP)
 
+    def _prepare_python(self):
+        cc.n('prepare python header and lib files ...')
+
+        if os.path.exists(os.path.join(self.PATH_RELEASE, 'include', 'python', 'Python.h')):
+            cc.w(' - header file already exists, skip.')
+        else:
+            utils.ensure_file_exists(os.path.join(env.path_py_inc, 'Python.h'))
+            utils.makedirs(os.path.join(self.PATH_RELEASE, 'include'))
+            utils.copy_ex(env.path_py_inc, os.path.join(self.PATH_RELEASE, 'include', 'python'))
+
+        lib_file = 'libpython{}m.a'.format(env.py_ver_dot)
+        if os.path.exists(os.path.join(self.PATH_RELEASE, 'lib', lib_file)):
+            cc.w(' - lib file already exists, skip.')
+        else:
+            utils.ensure_file_exists(os.path.join(env.path_py_lib, lib_file))
+            utils.makedirs(os.path.join(self.PATH_RELEASE, 'lib'))
+            utils.copy_file(env.path_py_lib, os.path.join(self.PATH_RELEASE, 'lib'), lib_file)
+            utils.copy_file(env.path_py_lib, os.path.join(self.PATH_RELEASE, 'lib'), 'libcrypto.a')
+            utils.copy_file(env.path_py_lib, os.path.join(self.PATH_RELEASE, 'lib'), 'libssl.a')
+
     def _build_jsoncpp(self, file_name):
         cc.n('prepare jsoncpp source code...', end='')
         if not os.path.exists(self.JSONCPP_PATH_SRC):
@@ -290,8 +322,8 @@ class BuilderLinux(BuilderBase):
         else:
             cc.w('already exists, skip.')
 
-    def _build_openssl(self, file_name):
-        pass  # we do not need build openssl anymore, because first time run build.sh we built Python, it include openssl.
+    # def _build_openssl(self, file_name):
+    #     pass  # we do not need build openssl anymore, because first time run build.sh we built Python, it include openssl.
 
     def _build_libuv(self, file_name):
         if not os.path.exists(self.LIBUV_PATH_SRC):
@@ -390,8 +422,8 @@ class BuilderLinux(BuilderBase):
         # fix source file
         utils.ensure_file_exists(os.path.join(PATH_EXTERNAL, 'fix-external', 'mbedtls', 'include', 'mbedtls', 'config.h'))
         utils.copy_file(os.path.join(PATH_EXTERNAL, 'fix-external', 'mbedtls', 'include', 'mbedtls'), os.path.join(self.MBEDTLS_PATH_SRC, 'include', 'mbedtls'), 'config.h')
-        utils.ensure_file_exists(os.path.join(PATH_EXTERNAL, 'fix-external', 'mbedtls', 'library', 'rsa.c'))
-        utils.copy_file(os.path.join(PATH_EXTERNAL, 'fix-external', 'mbedtls', 'library'), os.path.join(self.MBEDTLS_PATH_SRC, 'library'), 'rsa.c')
+        # utils.ensure_file_exists(os.path.join(PATH_EXTERNAL, 'fix-external', 'mbedtls', 'library', 'rsa.c'))
+        # utils.copy_file(os.path.join(PATH_EXTERNAL, 'fix-external', 'mbedtls', 'library'), os.path.join(self.MBEDTLS_PATH_SRC, 'library'), 'rsa.c')
 
         old_p = os.getcwd()
         os.chdir(self.MBEDTLS_PATH_SRC)
@@ -443,10 +475,10 @@ class BuilderLinux(BuilderBase):
         # # os.system('make install')
         # os.chdir(old_p)
 
-        cmake_define = ' -DCMAKE_INSTALL_PREFIX={}' \
-                       ' -D_OPENSSL_VERSION={}' \
-                       ' -DOPENSSL_INCLUDE_DIR={}/include' \
-                       ' -DOPENSSL_LIBRARIES={}/lib' \
+        cmake_define = ' -DCMAKE_INSTALL_PREFIX={prefix}' \
+                       ' -D_OPENSSL_VERSION={ossl_ver}' \
+                       ' -DOPENSSL_INCLUDE_DIR={ossl_inc}' \
+                       ' -DOPENSSL_LIBRARIES={ossl_lib}' \
                        ' -DWITH_SSH1=ON' \
                        ' -DWITH_SFTP=ON' \
                        ' -DWITH_SERVER=ON' \
@@ -459,7 +491,7 @@ class BuilderLinux(BuilderBase):
                        ' -DWITH_EXAMPLES=OFF' \
                        ' -DWITH_BENCHMARKS=OFF' \
                        ' -DWITH_NACL=OFF' \
-                       ' ..'.format(self.PATH_RELEASE, env.ver_openssl_number, self.PATH_RELEASE, self.PATH_RELEASE)
+                       ' ..'.format(prefix=self.PATH_RELEASE, ossl_ver=env.ver_ossl_number, ossl_inc=env.path_ossl_inc, ossl_lib=env.path_ossl_lib)
 
         try:
             utils.cmake(build_path, 'Release', False, cmake_define)
@@ -474,22 +506,22 @@ class BuilderLinux(BuilderBase):
         utils.copy_file(os.path.join(self.LIBSSH_PATH_SRC, 'build', 'src', 'threads'), os.path.join(self.PATH_RELEASE, 'lib'), 'libssh_threads.a')
         utils.copy_ex(os.path.join(self.LIBSSH_PATH_SRC, 'include'), os.path.join(self.PATH_RELEASE, 'include'), 'libssh')
 
-    def _build_sqlite(self, file_name):
-        if not os.path.exists(self.SQLITE_PATH_SRC):
-            os.system('tar -zxvf "{}/{}" -C "{}"'.format(PATH_DOWNLOAD, file_name, self.PATH_TMP))
-
-        cc.n('build sqlite static...', end='')
-        if os.path.exists(os.path.join(self.PATH_RELEASE, 'lib', 'libsqlite3.a')):
-            cc.w('already exists, skip.')
-            return
-        cc.v('')
-
-        old_p = os.getcwd()
-        os.chdir(self.SQLITE_PATH_SRC)
-        os.system('./configure --prefix={}'.format(self.PATH_RELEASE))
-        os.system('make')
-        os.system('make install')
-        os.chdir(old_p)
+    # def _build_sqlite(self, file_name):
+    #     if not os.path.exists(self.SQLITE_PATH_SRC):
+    #         os.system('tar -zxvf "{}/{}" -C "{}"'.format(PATH_DOWNLOAD, file_name, self.PATH_TMP))
+    #
+    #     cc.n('build sqlite static...', end='')
+    #     if os.path.exists(os.path.join(self.PATH_RELEASE, 'lib', 'libsqlite3.a')):
+    #         cc.w('already exists, skip.')
+    #         return
+    #     cc.v('')
+    #
+    #     old_p = os.getcwd()
+    #     os.chdir(self.SQLITE_PATH_SRC)
+    #     os.system('./configure --prefix={}'.format(self.PATH_RELEASE))
+    #     os.system('make')
+    #     os.system('make install')
+    #     os.chdir(old_p)
 
     def fix_output(self):
         # remove .so files, otherwise will link to .so but not .a in default.
@@ -508,11 +540,11 @@ class BuilderMacOS(BuilderBase):
     def _init_path(self):
         self.PATH_TMP = os.path.join(PATH_EXTERNAL, 'macos', 'tmp')
         self.PATH_RELEASE = os.path.join(PATH_EXTERNAL, 'macos', 'release')
-        self.OPENSSL_PATH_SRC = os.path.join(self.PATH_TMP, 'openssl-OpenSSL_{}'.format(env.ver_openssl.replace('.', '_')))
+        # self.OPENSSL_PATH_SRC = os.path.join(self.PATH_TMP, 'openssl-OpenSSL_{}'.format(env.ver_openssl.replace('.', '_')))
         self.LIBUV_PATH_SRC = os.path.join(self.PATH_TMP, 'libuv-{}'.format(env.ver_libuv))
         self.MBEDTLS_PATH_SRC = os.path.join(self.PATH_TMP, 'mbedtls-mbedtls-{}'.format(env.ver_mbedtls))
         self.LIBSSH_PATH_SRC = os.path.join(self.PATH_TMP, 'libssh-{}'.format(env.ver_libssh))
-        self.SQLITE_PATH_SRC = os.path.join(self.PATH_TMP, 'sqlite-autoconf-{}'.format(env.ver_sqlite))
+        # self.SQLITE_PATH_SRC = os.path.join(self.PATH_TMP, 'sqlite-autoconf-{}'.format(env.ver_sqlite))
 
         self.JSONCPP_PATH_SRC = os.path.join(PATH_EXTERNAL, 'jsoncpp')
         self.MONGOOSE_PATH_SRC = os.path.join(PATH_EXTERNAL, 'mongoose')
@@ -538,25 +570,25 @@ class BuilderMacOS(BuilderBase):
         else:
             cc.w('already exists, skip.')
 
-    def _build_openssl(self, file_name):
-        # we do not need build openssl anymore, because first time run build.sh we built Python, it include openssl.
-
-        if not os.path.exists(self.OPENSSL_PATH_SRC):
-            os.system('tar -zxvf "{}/{}" -C "{}"'.format(PATH_DOWNLOAD, file_name, self.PATH_TMP))
-
-        cc.n('build openssl static...', end='')
-        if os.path.exists(os.path.join(self.PATH_RELEASE, 'lib', 'libssl.a')):
-            cc.w('already exists, skip.')
-            return
-
-        old_p = os.getcwd()
-        os.chdir(self.OPENSSL_PATH_SRC)
-        #os.system('./config --prefix={} --openssldir={}/openssl no-zlib no-shared'.format(self.PATH_RELEASE, self.PATH_RELEASE))
-        # os.system('./Configure darwin64-x86_64-cc')
-        os.system('./Configure darwin64-x86_64-cc --prefix={} --openssldir={}/openssl -fPIC no-zlib no-shared'.format(self.PATH_RELEASE, self.PATH_RELEASE))
-        os.system('make')
-        os.system('make install')
-        os.chdir(old_p)
+    # def _build_openssl(self, file_name):
+    #     # we do not need build openssl anymore, because first time run build.sh we built Python, it include openssl.
+    #
+    #     if not os.path.exists(self.OPENSSL_PATH_SRC):
+    #         os.system('tar -zxvf "{}/{}" -C "{}"'.format(PATH_DOWNLOAD, file_name, self.PATH_TMP))
+    #
+    #     cc.n('build openssl static...', end='')
+    #     if os.path.exists(os.path.join(self.PATH_RELEASE, 'lib', 'libssl.a')):
+    #         cc.w('already exists, skip.')
+    #         return
+    #
+    #     old_p = os.getcwd()
+    #     os.chdir(self.OPENSSL_PATH_SRC)
+    #     # os.system('./config --prefix={} --openssldir={}/openssl no-zlib no-shared'.format(self.PATH_RELEASE, self.PATH_RELEASE))
+    #     # os.system('./Configure darwin64-x86_64-cc')
+    #     os.system('./Configure darwin64-x86_64-cc --prefix={} --openssldir={}/openssl -fPIC no-zlib no-shared'.format(self.PATH_RELEASE, self.PATH_RELEASE))
+    #     os.system('make')
+    #     os.system('make install')
+    #     os.chdir(old_p)
 
     def _build_libuv(self, file_name):
         cc.n('prepare libuv source code...', end='')
@@ -618,8 +650,8 @@ class BuilderMacOS(BuilderBase):
         # fix source file
         utils.ensure_file_exists(os.path.join(PATH_EXTERNAL, 'fix-external', 'mbedtls', 'include', 'mbedtls', 'config.h'))
         utils.copy_file(os.path.join(PATH_EXTERNAL, 'fix-external', 'mbedtls', 'include', 'mbedtls'), os.path.join(self.MBEDTLS_PATH_SRC, 'include', 'mbedtls'), 'config.h')
-        utils.ensure_file_exists(os.path.join(PATH_EXTERNAL, 'fix-external', 'mbedtls', 'library', 'rsa.c'))
-        utils.copy_file(os.path.join(PATH_EXTERNAL, 'fix-external', 'mbedtls', 'library'), os.path.join(self.MBEDTLS_PATH_SRC, 'library'), 'rsa.c')
+        # utils.ensure_file_exists(os.path.join(PATH_EXTERNAL, 'fix-external', 'mbedtls', 'library', 'rsa.c'))
+        # utils.copy_file(os.path.join(PATH_EXTERNAL, 'fix-external', 'mbedtls', 'library'), os.path.join(self.MBEDTLS_PATH_SRC, 'library'), 'rsa.c')
 
         old_p = os.getcwd()
         os.chdir(self.MBEDTLS_PATH_SRC)
@@ -671,10 +703,10 @@ class BuilderMacOS(BuilderBase):
         # # os.system('make install')
         # os.chdir(old_p)
 
-        cmake_define = ' -DCMAKE_INSTALL_PREFIX={}' \
-                       ' -D_OPENSSL_VERSION={}' \
-                       ' -DOPENSSL_INCLUDE_DIR={}/include' \
-                       ' -DOPENSSL_LIBRARIES={}/lib' \
+        cmake_define = ' -DCMAKE_INSTALL_PREFIX={prefix}' \
+                       ' -D_OPENSSL_VERSION={oss_ver}' \
+                       ' -DOPENSSL_INCLUDE_DIR={ossl_inc}' \
+                       ' -DOPENSSL_LIBRARIES={ossl_lib}' \
                        ' -DWITH_GSSAPI=OFF' \
                        ' -DWITH_ZLIB=OFF' \
                        ' -DWITH_STATIC_LIB=ON' \
@@ -684,7 +716,7 @@ class BuilderMacOS(BuilderBase):
                        ' -DWITH_EXAMPLES=OFF' \
                        ' -DWITH_BENCHMARKS=OFF' \
                        ' -DWITH_NACL=OFF' \
-                       ''.format(self.PATH_RELEASE, env.ver_openssl_number, self.PATH_RELEASE, self.PATH_RELEASE)
+                       ''.format(prefix=self.PATH_RELEASE, oss_ver=env.ver_ossl_number, ossl_inc=env.path_ossl_inc, ossl_lib=env.path_ossl_lib)
 
         try:
             utils.cmake(build_path, 'Release', False, cmake_define)
@@ -699,22 +731,22 @@ class BuilderMacOS(BuilderBase):
         utils.copy_file(os.path.join(self.LIBSSH_PATH_SRC, 'build', 'src', 'threads'), os.path.join(self.PATH_RELEASE, 'lib'), 'libssh_threads.a')
         utils.copy_ex(os.path.join(self.LIBSSH_PATH_SRC, 'include'), os.path.join(self.PATH_RELEASE, 'include'), 'libssh')
 
-    def _build_sqlite(self, file_name):
-        if not os.path.exists(self.SQLITE_PATH_SRC):
-            os.system('tar -zxvf "{}/{}" -C "{}"'.format(PATH_DOWNLOAD, file_name, self.PATH_TMP))
-
-        cc.n('build sqlite static...', end='')
-        if os.path.exists(os.path.join(self.PATH_RELEASE, 'lib', 'libsqlite3.a')):
-            cc.w('already exists, skip.')
-            return
-        cc.v('')
-
-        old_p = os.getcwd()
-        os.chdir(self.SQLITE_PATH_SRC)
-        os.system('./configure --prefix={}'.format(self.PATH_RELEASE))
-        os.system('make')
-        os.system('make install')
-        os.chdir(old_p)
+    # def _build_sqlite(self, file_name):
+    #     if not os.path.exists(self.SQLITE_PATH_SRC):
+    #         os.system('tar -zxvf "{}/{}" -C "{}"'.format(PATH_DOWNLOAD, file_name, self.PATH_TMP))
+    #
+    #     cc.n('build sqlite static...', end='')
+    #     if os.path.exists(os.path.join(self.PATH_RELEASE, 'lib', 'libsqlite3.a')):
+    #         cc.w('already exists, skip.')
+    #         return
+    #     cc.v('')
+    #
+    #     old_p = os.getcwd()
+    #     os.chdir(self.SQLITE_PATH_SRC)
+    #     os.system('./configure --prefix={}'.format(self.PATH_RELEASE))
+    #     os.system('make')
+    #     os.system('make install')
+    #     os.chdir(old_p)
 
     def fix_output(self):
         # remove .so files, otherwise will link to .so but not .a in default.
@@ -761,9 +793,11 @@ def main():
     if builder is None:
         builder = gen_builder(ctx.host_os)
 
+    builder.prepare_python()
+
     builder.build_jsoncpp()
     builder.build_mongoose()
-    builder.build_openssl()
+    # builder.build_openssl()
     builder.build_libuv()
     builder.build_mbedtls()
     builder.build_libssh()
diff --git a/build/builder/build-pysrt.py b/build/builder/build-pysrt.py
index 34a0df0..8051f5d 100644
--- a/build/builder/build-pysrt.py
+++ b/build/builder/build-pysrt.py
@@ -2,7 +2,6 @@
 
 import shutil
 import struct
-
 import sys
 
 from core import colorconsole as cc
@@ -11,7 +10,6 @@ from core import utils
 from core.context import *
 from core.env import env
 
-
 ctx = BuildContext()
 
 MODULES_WIN = ['_bz2', '_ctypes', '_hashlib', '_lzma', '_overlapped', '_socket', '_sqlite3', '_ssl', 'select', 'sqlite3', 'unicodedata']
@@ -19,7 +17,7 @@ PY_LIB_REMOVE_WIN = ['ctypes/test', 'curses', 'dbm', 'distutils', 'email/test',
                      'lib-dynload', 'pydoc_data', 'site-packages', 'sqlite3/test', 'test', 'tkinter', 'turtledemo',
                      'unittest', 'venv', 'wsgiref', 'dis.py', 'doctest.py', 'pdb.py', 'py_compile.py', 'pydoc.py',
                      'this.py', 'wave.py', 'webbrowser.py', 'zipapp.py']
-PY_LIB_REMOVE_LINUX = ['ctypes/test', 'curses', 'config-3.4m-x86_64-linux-gnu', 'dbm', 'distutils', 'ensurepip', 'idlelib', 'lib2to3',
+PY_LIB_REMOVE_LINUX = ['ctypes/test', 'curses', 'config-3.7m-x86_64-linux-gnu', 'dbm', 'distutils', 'ensurepip', 'idlelib', 'lib2to3',
                        'lib-dynload', 'pydoc_data', 'site-packages', 'sqlite3/test', 'test', 'tkinter', 'turtledemo', 'unittest', 'venv',
                        'wsgiref', 'dis.py', 'doctest.py', 'pdb.py', 'py_compile.py', 'pydoc_data', 'pydoc.py', 'this.py', 'wave.py',
                        'webbrowser.py', 'zipapp.py']
@@ -110,7 +108,7 @@ class PYSBase:
         return ''
 
 
-class PYSBaseWin(PYSBase):
+class PYSWin(PYSBase):
     def __init__(self):
         super().__init__()
         self.modules = MODULES_WIN
@@ -164,6 +162,8 @@ class PYSBaseWin(PYSBase):
 
         if ctx.py_ver == '34':
             msvcrdll = 'msvcr100.dll'
+        elif ctx.py_ver == '37':
+            msvcrdll = 'msvcr140.dll'
         else:
             raise RuntimeError('unknown msvc runtime for this python version.')
         shutil.copy(os.path.join(_win_system_path, msvcrdll), os.path.join(self.base_path, msvcrdll))
@@ -182,18 +182,19 @@ class PYSBaseWin(PYSBase):
         return 'python{}.dll'.format(env.py_ver_str)
 
 
-class PYSBaseLinux(PYSBase):
+class PYSLinux(PYSBase):
     def __init__(self):
         super().__init__()
 
-        self.PY_STATIC_PATH = os.path.join(os.path.join(env.root_path, 'external', 'linux', 'release'))
-        if not os.path.exists(self.PY_STATIC_PATH):
+        self.PATH_PYTHON_ROOT = env.path_miniconda  # os.path.abspath(os.path.join(os.path.dirname(sys.executable), '..'))
+        if not os.path.exists(self.PATH_PYTHON_ROOT):
             raise RuntimeError('can not locate py-static release folder.')
 
         self.py_lib_remove = PY_LIB_REMOVE_LINUX
+        self.py_lib_remove.append('config-{}m-x86_64-linux-gnu'.format(ctx.py_dot_ver))
 
     def _locate_dll_path(self):
-        _path = os.path.join(self.PY_STATIC_PATH, 'lib', 'python3.4', 'lib-dynload')
+        _path = os.path.join(self.PATH_PYTHON_ROOT, 'lib', 'python{}'.format(ctx.py_dot_ver), 'lib-dynload')
         if os.path.exists(_path):
             return _path
 
@@ -201,7 +202,7 @@ class PYSBaseLinux(PYSBase):
         raise RuntimeError()
 
     def _locate_lib_path(self):
-        _path = os.path.join(self.PY_STATIC_PATH, 'lib', 'python3.4')
+        _path = os.path.join(self.PATH_PYTHON_ROOT, 'lib', 'python{}'.format(ctx.py_dot_ver))
         if os.path.exists(os.path.join(_path, 'ctypes', 'wintypes.py')):
             return _path
 
@@ -229,9 +230,9 @@ def main():
         return
 
     if ctx.host_os == 'windows':
-        x = PYSBaseWin()
+        x = PYSWin()
     elif ctx.host_os == 'linux':
-        x = PYSBaseLinux()
+        x = PYSLinux()
     else:
         raise RuntimeError('unsupported platform:', ctx.host_os)
 
diff --git a/build/builder/core/context.py b/build/builder/core/context.py
index 1663a16..9237f3f 100644
--- a/build/builder/core/context.py
+++ b/build/builder/core/context.py
@@ -29,6 +29,7 @@ class BuildContext(object):
 
         _py_ver = platform.python_version_tuple()
         self.py_ver = '%s%s' % (_py_ver[0], _py_ver[1])
+        self.py_dot_ver = '%s.%s' % (_py_ver[0], _py_ver[1])
 
         self.bits = BITS_32
         self.bits_path = 'x86'
@@ -58,7 +59,6 @@ class BuildContext(object):
         if self.host_os == 'windows':
             self.host_os_is_win_x64 = 'PROGRAMFILES(X86)' in os.environ
 
-
         self.make_dist_path()
 
     def make_dist_path(self):
diff --git a/build/builder/core/env.py b/build/builder/core/env.py
index c1765d4..f572a66 100644
--- a/build/builder/core/env.py
+++ b/build/builder/core/env.py
@@ -31,6 +31,7 @@ class Env(object):
 
         self.py_ver = platform.python_version_tuple()
         self.py_ver_str = '%s%s' % (self.py_ver[0], self.py_ver[1])
+        self.py_ver_dot = '%s.%s' % (self.py_ver[0], self.py_ver[1])
         self.py_exec = sys.executable
 
         self.bits = self.BITS_32
@@ -52,9 +53,19 @@ class Env(object):
             self.is_win = True
             self.plat = 'windows'
             self.is_win_x64 = 'PROGRAMFILES(X86)' in os.environ
+            self.path_miniconda = os.path.abspath(os.path.dirname(self.py_exec))
+            self.path_ossl_inc = os.path.join(self.path_miniconda, 'Library', 'include')
+            self.path_ossl_lib = os.path.join(self.path_miniconda, 'Library', 'lib')
+            self.path_py_inc = os.path.join(self.path_miniconda, 'include')
+            self.path_py_lib = os.path.join(self.path_miniconda, 'libs')
         elif _os == 'linux':
             self.is_linux = True
             self.plat = 'linux'
+            self.path_miniconda = os.path.abspath(os.path.join(os.path.dirname(self.py_exec), '..'))
+            self.path_ossl_inc = os.path.join(self.path_miniconda, 'include')
+            self.path_ossl_lib = os.path.join(self.path_miniconda, 'lib')
+            self.path_py_inc = os.path.join(self.path_miniconda, 'include', 'python{}m'.format(self.py_ver_dot))
+            self.path_py_lib = os.path.join(self.path_miniconda, 'lib')
         elif _os == 'darwin':
             self.is_macos = True
             self.plat = 'macos'
@@ -66,6 +77,10 @@ class Env(object):
         if not self._load_version():
             return False
 
+        if not os.path.exists(os.path.join(self.path_miniconda, 'conda-meta')):
+            cc.e('can not find conda, please install miniconda from https://conda.io/miniconda.html and try again.')
+            return False
+
         return True
 
     def _load_config(self, warn_miss_tool):
@@ -170,12 +185,12 @@ class Env(object):
         _tmp = _cfg['external_ver']
         try:
             _v_openssl = _tmp['openssl'].split(',')
-            self.ver_openssl = _v_openssl[0].strip()
-            self.ver_openssl_number = _v_openssl[1].strip()
+            self.ver_ossl = _v_openssl[0].strip()
+            self.ver_ossl_number = _v_openssl[1].strip()
 
             self.ver_libuv = _tmp['libuv']
             self.ver_mbedtls = _tmp['mbedtls']
-            self.ver_sqlite = _tmp['sqlite']
+            # self.ver_sqlite = _tmp['sqlite']
             self.ver_libssh = _tmp['libssh']
             self.ver_jsoncpp = _tmp['jsoncpp']
             self.ver_mongoose = _tmp['mongoose']
diff --git a/build/builder/core/makepyo.py b/build/builder/core/makepyo.py
index fffbcdf..35e5966 100644
--- a/build/builder/core/makepyo.py
+++ b/build/builder/core/makepyo.py
@@ -16,6 +16,7 @@ rm_file_every_level = ['.pyc', '.pyo']
 PY_VER = platform.python_version_tuple()
 cpython_mid_name = 'cpython-{}{}'.format(PY_VER[0], PY_VER[1])
 
+
 def make(tmp_path):
     cc.v('Remove all old .pyc/.pyo files...')
     clean_folder(tmp_path)
@@ -60,15 +61,11 @@ def compile_files(path):
             compile_files(os.path.join(parent, d))
 
         for filename in file_list:
-            _, ext = os.path.splitext(filename)
+            n, ext = os.path.splitext(filename)
             # fileNameSplitList = filename.split(".")
             # ext = fileNameSplitList[len(fileNameSplitList) - 1].lower()
             if ext == '.py':
-                compile_py(os.path.join(parent, filename))
-
-
-def compile_py(filename):
-    py_compile.compile(filename, optimize=2)
+                py_compile.compile(os.path.join(parent, filename), os.path.join(parent, n)+'.pyo', optimize=2)
 
 
 def fix_pyo(path):
@@ -77,19 +74,20 @@ def fix_pyo(path):
             fix_pyo(os.path.join(parent, d))
 
         for filename in file_list:
-            fileNameSplitList = filename.split(".")
-            ext = fileNameSplitList[len(fileNameSplitList) - 1].lower()
-            if ext == 'py':
+            # fileNameSplitList = filename.split(".")
+            # ext = fileNameSplitList[len(fileNameSplitList) - 1].lower()
+            _, ext = os.path.splitext(filename)
+            if ext.lower() == '.py':
                 os.remove(os.path.join(parent, filename))
-            elif ext == 'pyo':
-                cpython = fileNameSplitList[len(fileNameSplitList) - 2].lower()
-                if cpython == cpython_mid_name:
-                    del fileNameSplitList[len(fileNameSplitList) - 2]
-                else:
-                    continue
-                t_name = os.path.abspath(os.path.join(parent, '..', '.'.join(fileNameSplitList)))
-                f_name = os.path.join(parent, filename)
-                shutil.copy(f_name, t_name)
+            # elif ext == 'pyo':
+            #     cpython = fileNameSplitList[len(fileNameSplitList) - 2].lower()
+            #     if cpython == cpython_mid_name:
+            #         del fileNameSplitList[len(fileNameSplitList) - 2]
+            #     else:
+            #         continue
+            #     t_name = os.path.abspath(os.path.join(parent, '..', '.'.join(fileNameSplitList)))
+            #     f_name = os.path.join(parent, filename)
+            #     shutil.copy(f_name, t_name)
 
 
 if __name__ == '__main__':
diff --git a/build/builder/core/ver.py b/build/builder/core/ver.py
index b65d08a..c443d33 100644
--- a/build/builder/core/ver.py
+++ b/build/builder/core/ver.py
@@ -1,3 +1,3 @@
-# -*- coding: utf8 -*-
-VER_TP_SERVER = "3.0.2.9"
-VER_TP_ASSIST = "3.0.1.6"
+# -*- coding: utf8 -*-
+VER_TP_SERVER = "3.1.0.10"
+VER_TP_ASSIST = "3.0.1.6"
diff --git a/external/fix-external/Python-3.4.4/Modules/_sqlite/cache.h b/external/fix-external/Python-3.4.4/Modules/_sqlite/cache.h
deleted file mode 100644
index 9d9a95b..0000000
--- a/external/fix-external/Python-3.4.4/Modules/_sqlite/cache.h
+++ /dev/null
@@ -1,75 +0,0 @@
-/* cache.h - definitions for the LRU cache
- *
- * Copyright (C) 2004-2010 Gerhard Häring <gh@ghaering.de>
- *
- * This file is part of pysqlite.
- *
- * This software is provided 'as-is', without any express or implied
- * warranty.  In no event will the authors be held liable for any damages
- * arising from the use of this software.
- *
- * Permission is granted to anyone to use this software for any purpose,
- * including commercial applications, and to alter it and redistribute it
- * freely, subject to the following restrictions:
- *
- * 1. The origin of this software must not be misrepresented; you must not
- *    claim that you wrote the original software. If you use this software
- *    in a product, an acknowledgment in the product documentation would be
- *    appreciated but is not required.
- * 2. Altered source versions must be plainly marked as such, and must not be
- *    misrepresented as being the original software.
- * 3. This notice may not be removed or altered from any source distribution.
- */
-
-#ifndef PYSQLITE_CACHE_H
-#define PYSQLITE_CACHE_H
-#include "Python.h"
-
-#define MODULE_NAME "sqlite3"
-
-/* The LRU cache is implemented as a combination of a doubly-linked with a
- * dictionary. The list items are of type 'Node' and the dictionary has the
- * nodes as values. */
-
-typedef struct _pysqlite_Node
-{
-    PyObject_HEAD
-    PyObject* key;
-    PyObject* data;
-    long count;
-    struct _pysqlite_Node* prev;
-    struct _pysqlite_Node* next;
-} pysqlite_Node;
-
-typedef struct
-{
-    PyObject_HEAD
-    int size;
-
-    /* a dictionary mapping keys to Node entries */
-    PyObject* mapping;
-
-    /* the factory callable */
-    PyObject* factory;
-
-    pysqlite_Node* first;
-    pysqlite_Node* last;
-
-    /* if set, decrement the factory function when the Cache is deallocated.
-     * this is almost always desirable, but not in the pysqlite context */
-    int decref_factory;
-} pysqlite_Cache;
-
-extern PyTypeObject pysqlite_NodeType;
-extern PyTypeObject pysqlite_CacheType;
-
-int pysqlite_node_init(pysqlite_Node* self, PyObject* args, PyObject* kwargs);
-void pysqlite_node_dealloc(pysqlite_Node* self);
-
-int pysqlite_cache_init(pysqlite_Cache* self, PyObject* args, PyObject* kwargs);
-void pysqlite_cache_dealloc(pysqlite_Cache* self);
-PyObject* pysqlite_cache_get(pysqlite_Cache* self, PyObject* args);
-
-int pysqlite_cache_setup_types(void);
-
-#endif
diff --git a/external/fix-external/Python-3.4.4/Modules/_sqlite/prepare_protocol.h b/external/fix-external/Python-3.4.4/Modules/_sqlite/prepare_protocol.h
deleted file mode 100644
index 2de505c..0000000
--- a/external/fix-external/Python-3.4.4/Modules/_sqlite/prepare_protocol.h
+++ /dev/null
@@ -1,43 +0,0 @@
-/* prepare_protocol.h - the protocol for preparing values for SQLite
- *
- * Copyright (C) 2005-2010 Gerhard Häring <gh@ghaering.de>
- *
- * This file is part of pysqlite.
- *
- * This software is provided 'as-is', without any express or implied
- * warranty.  In no event will the authors be held liable for any damages
- * arising from the use of this software.
- *
- * Permission is granted to anyone to use this software for any purpose,
- * including commercial applications, and to alter it and redistribute it
- * freely, subject to the following restrictions:
- *
- * 1. The origin of this software must not be misrepresented; you must not
- *    claim that you wrote the original software. If you use this software
- *    in a product, an acknowledgment in the product documentation would be
- *    appreciated but is not required.
- * 2. Altered source versions must be plainly marked as such, and must not be
- *    misrepresented as being the original software.
- * 3. This notice may not be removed or altered from any source distribution.
- */
-
-#ifndef PYSQLITE_PREPARE_PROTOCOL_H
-#define PYSQLITE_PREPARE_PROTOCOL_H
-#include "Python.h"
-
-#define MODULE_NAME "sqlite3"
-
-typedef struct
-{
-    PyObject_HEAD
-} pysqlite_PrepareProtocol;
-
-extern PyTypeObject pysqlite_PrepareProtocolType;
-
-int pysqlite_prepare_protocol_init(pysqlite_PrepareProtocol* self, PyObject* args, PyObject* kwargs);
-void pysqlite_prepare_protocol_dealloc(pysqlite_PrepareProtocol* self);
-
-int pysqlite_prepare_protocol_setup_types(void);
-
-#define UNKNOWN (-1)
-#endif
diff --git a/external/version.ini b/external/version.ini
index e6ac946..07e5c26 100644
--- a/external/version.ini
+++ b/external/version.ini
@@ -1,8 +1,7 @@
 [external_ver]
-openssl = 1.0.2p,1000208f
+openssl = 1.0.2p,1000210f
 libuv = 1.23.0
 mbedtls = 2.12.0
-sqlite = 3170000
 libssh = 0.7.5
 jsoncpp = 0.10.6
 mongoose = 6.12
diff --git a/server/tp_core/core/tp_core.rc b/server/tp_core/core/tp_core.rc
index db20484..1faeaa4 100644
Binary files a/server/tp_core/core/tp_core.rc and b/server/tp_core/core/tp_core.rc differ
diff --git a/server/tp_core/core/ts_ver.h b/server/tp_core/core/ts_ver.h
index 09c2cec..be4855b 100644
--- a/server/tp_core/core/ts_ver.h
+++ b/server/tp_core/core/ts_ver.h
@@ -1,6 +1,6 @@
-#ifndef __TS_SERVER_VER_H__
-#define __TS_SERVER_VER_H__
-
-#define TP_SERVER_VER	L"3.0.1.6"
-
-#endif // __TS_SERVER_VER_H__
+#ifndef __TS_SERVER_VER_H__
+#define __TS_SERVER_VER_H__
+
+#define TP_SERVER_VER	L"3.0.2.7"
+
+#endif // __TS_SERVER_VER_H__
diff --git a/server/tp_web/src/CMakeLists.txt b/server/tp_web/src/CMakeLists.txt
index ec45286..5f4fdcc 100644
--- a/server/tp_web/src/CMakeLists.txt
+++ b/server/tp_web/src/CMakeLists.txt
@@ -5,7 +5,7 @@ project(tpweb)
 
 set(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${Project_SOURCE_DIR}/../out/server/x64/bin")
 
-set(CMAKE_EXE_LINKER_FLAGS "-export-dynamic")
+# set(CMAKE_EXE_LINKER_FLAGS "-export-dynamic")
 
 aux_source_directory(. DIR_SRCS)
 aux_source_directory(../../../common/libex/src DIR_SRCS)
@@ -15,10 +15,11 @@ include_directories(
         ../../../common/libex/include
         ../../../common/pyshell/include
         ../../../external/linux/release/include
-        ../../../external/linux/release/include/python3.4m
+        ../../../external/linux/release/include/python
 )
 
 link_directories(../../../external/linux/release/lib)
 
 add_executable(tp_web ${DIR_SRCS})
-target_link_libraries(tp_web python3.4m ssl crypto dl pthread rt util)
+#target_link_libraries(tp_web python3.7m ssl crypto dl pthread rt util)
+target_link_libraries(tp_web python3.7m dl pthread rt util)
diff --git a/server/tp_web/src/tp_web.rc b/server/tp_web/src/tp_web.rc
index a990256..2e936b2 100644
Binary files a/server/tp_web/src/tp_web.rc and b/server/tp_web/src/tp_web.rc differ
diff --git a/server/tp_web/src/ts_ver.h b/server/tp_web/src/ts_ver.h
index f8f53d7..d1aa93c 100644
--- a/server/tp_web/src/ts_ver.h
+++ b/server/tp_web/src/ts_ver.h
@@ -1,6 +1,6 @@
-#ifndef __TS_SERVER_VER_H__
-#define __TS_SERVER_VER_H__
-
-#define TP_SERVER_VER	L"3.0.0.1"
-
-#endif // __TS_SERVER_VER_H__
+#ifndef __TS_SERVER_VER_H__
+#define __TS_SERVER_VER_H__
+
+#define TP_SERVER_VER	L"3.1.0.10"
+
+#endif // __TS_SERVER_VER_H__
diff --git a/server/www/teleport/webroot/app/app_ver.py b/server/www/teleport/webroot/app/app_ver.py
index 2ece8c9..894de5b 100644
--- a/server/www/teleport/webroot/app/app_ver.py
+++ b/server/www/teleport/webroot/app/app_ver.py
@@ -1,2 +1,2 @@
-# -*- coding: utf8 -*-
-TP_SERVER_VER = "3.0.2.9"
+# -*- coding: utf8 -*-
+TP_SERVER_VER = "3.1.0.10"
diff --git a/version.in b/version.in
index bf4cc82..dc28807 100644
--- a/version.in
+++ b/version.in
@@ -13,7 +13,7 @@ Revision ：	修订号。主版本号和次版本号都相同但修订号不同
 Build ：	构建号。构建号用于表明此版本发布之前进行了多少次构建及测试。某些情况下此版本号可以省略。
 
 
-TP_SERVER 3.0.2.9          # 整个服务端打包的版本
-TP_TPCORE 3.0.1.6          # 核心服务 tp_core 的版本
-TP_TPWEB 3.0.0.1           # web服务 tp_web 的版本（一般除非升级Python，否则不会变化）
+TP_SERVER 3.1.0.10          # 整个服务端打包的版本
+TP_TPCORE 3.0.2.7          # 核心服务 tp_core 的版本
+TP_TPWEB 3.1.0.10           # web服务 tp_web 的版本（一般除非升级Python，否则不会变化）
 TP_ASSIST 3.0.1.6          # 助手版本