ColossalAI/colossalai/_analyzer/fx/symbolic_profile.py

41 lines
983 B
Python

import torch
import torch.fx
from torch.fx import GraphModule
from .passes import ShapeProp, graph_profile_pass, shape_prop_pass
from .passes.graph_profile import FlopProfiler
def register_flop_count_impl(func):
def wrapper(impl):
FlopProfiler._custom_flop_count_impl[func] = impl
return impl
return wrapper
def register_shape_impl(func):
def wrapper(impl):
ShapeProp._custom_dispatch_func[func] = impl
return impl
return wrapper
def symbolic_profile(module: GraphModule, *args, verbose=False) -> GraphModule:
"""Symbolically profile a model with sample inputs.
Args:
module (GraphModule): The module to be profiled
args (Tuple): The sample inputs
verbose (bool): Whether to print the profiling result
Returns:
GraphModule: The profiled module
"""
module = shape_prop_pass(module, *args)
module = graph_profile_pass(module, *args, verbose=verbose)
return module