ColossalAI/colossalai/legacy/nn/layer/parallel_2p5d/_utils.py

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from colossalai.context.parallel_mode import ParallelMode
from colossalai.core import global_context as gpc
from colossalai.global_variables import tensor_parallel_env as env
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def get_tesseract_dim_dep_from_env():
try:
tesseract_dim = env.tesseract_dim
tesseract_dep = env.tesseract_dep
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assert tesseract_dim > 0, 'TESSERACT_DIM must be larger than zero'
assert tesseract_dep > 0, 'TESSERACT_DEP must be larger than zero'
return tesseract_dim, tesseract_dep
except KeyError as e:
raise EnvironmentError('TESSERACT_DIM or TESSERACT_DEP is not found in the current environment, '
'please make sure that you have used the correct process group initializer')
def assert_tesseract_initialization():
assert gpc.is_initialized(ParallelMode.PARALLEL_2P5D_COL) and \
gpc.is_initialized(ParallelMode.PARALLEL_2P5D_ROW) and \
gpc.is_initialized(ParallelMode.PARALLEL_2P5D_DEP) and \
gpc.is_initialized(ParallelMode.PARALLEL_2P5D_XZ), \
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'Both PARALLEL_2P5D_COL, PARALLEL_2P5D_ROW, PARALLEL_2P5D_DEP and PARALLEL_2P5D_XZ ' \
'must be initialized by the process group initializer'