75 lines
2.3 KiB
Python
75 lines
2.3 KiB
Python
|
|
import os
|
|
import inspect
|
|
import sys
|
|
import tempfile
|
|
|
|
# this arbitrary-looking assortment of functionality is provided here
|
|
# to have a central place for overrideable behavior. The motivating
|
|
# use is the FB build environment, where this source file is replaced
|
|
# by an equivalent.
|
|
|
|
if sys.executable == 'torch_deploy':
|
|
# __file__ is meaningless in the context of frozen torch used in torch deploy.
|
|
# setting empty torch_parent should allow below functions to operate without crashing,
|
|
# but it's unclear if there is a valid use case for them in the context of deploy.
|
|
torch_parent = ""
|
|
else:
|
|
if os.path.basename(os.path.dirname(__file__)) == 'shared':
|
|
torch_parent = os.path.dirname(os.path.dirname(os.path.dirname(__file__)))
|
|
else:
|
|
torch_parent = os.path.dirname(os.path.dirname(__file__))
|
|
|
|
def get_file_path(*path_components):
|
|
return os.path.join(torch_parent, *path_components)
|
|
|
|
|
|
def get_file_path_2(*path_components):
|
|
return os.path.join(*path_components)
|
|
|
|
|
|
def get_writable_path(path):
|
|
if os.access(path, os.W_OK):
|
|
return path
|
|
return tempfile.mkdtemp(suffix=os.path.basename(path))
|
|
|
|
|
|
|
|
def prepare_multiprocessing_environment(path):
|
|
pass
|
|
|
|
|
|
def resolve_library_path(path):
|
|
return os.path.realpath(path)
|
|
|
|
|
|
def get_source_lines_and_file(obj, error_msg=None):
|
|
"""
|
|
Wrapper around inspect.getsourcelines and inspect.getsourcefile.
|
|
|
|
Returns: (sourcelines, file_lino, filename)
|
|
"""
|
|
filename = None # in case getsourcefile throws
|
|
try:
|
|
filename = inspect.getsourcefile(obj)
|
|
sourcelines, file_lineno = inspect.getsourcelines(obj)
|
|
except OSError as e:
|
|
msg = (f"Can't get source for {obj}. TorchScript requires source access in "
|
|
"order to carry out compilation, make sure original .py files are "
|
|
"available.")
|
|
if error_msg:
|
|
msg += '\n' + error_msg
|
|
raise OSError(msg) from e
|
|
|
|
return sourcelines, file_lineno, filename
|
|
|
|
|
|
TEST_MASTER_ADDR = '127.0.0.1'
|
|
TEST_MASTER_PORT = 29500
|
|
# USE_GLOBAL_DEPS controls whether __init__.py tries to load
|
|
# libtorch_global_deps, see Note [Global dependencies]
|
|
USE_GLOBAL_DEPS = True
|
|
# USE_RTLD_GLOBAL_WITH_LIBTORCH controls whether __init__.py tries to load
|
|
# _C.so with RTLD_GLOBAL during the call to dlopen.
|
|
USE_RTLD_GLOBAL_WITH_LIBTORCH = False
|