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Update getPythonDeps (#210)

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Dan Field 2019-01-25 15:11:10 -08:00 committed by GitHub
parent 85da9493a0
commit b4d21cb2a6
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1 changed files with 25 additions and 2 deletions
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27
build/android/gyp/util/build_utils.py
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@ -17,6 +17,12 @@ import tempfile
import zipfile
# Definition copied from pylib/constants/__init__.py to avoid adding
# a dependency on pylib.
DIR_SOURCE_ROOT = os.environ.get('CHECKOUT_SOURCE_ROOT',
os.path.abspath(os.path.join(os.path.dirname(__file__),
os.pardir, os.pardir, os.pardir, os.pardir)))
CHROMIUM_SRC = os.path.normpath(
os.path.join(os.path.dirname(__file__),
os.pardir, os.pardir, os.pardir, os.pardir))
@ -305,13 +311,14 @@ def GetPythonDependencies():
A path is assumed to be a "system" import if it is outside of chromium's
src/. The paths will be relative to the current directory.
"""
_ForceLazyModulesToLoad()
module_paths = (m.__file__ for m in sys.modules.itervalues()
if m is not None and hasattr(m, '__file__'))
abs_module_paths = map(os.path.abspath, module_paths)
assert os.path.isabs(DIR_SOURCE_ROOT)
non_system_module_paths = [
p for p in abs_module_paths if p.startswith(CHROMIUM_SRC)]
p for p in abs_module_paths if p.startswith(DIR_SOURCE_ROOT)]
def ConvertPycToPy(s):
if s.endswith('.pyc'):
return s[:-1]
@ -322,6 +329,22 @@ def GetPythonDependencies():
return sorted(set(non_system_module_paths))
def _ForceLazyModulesToLoad():
"""Forces any lazily imported modules to fully load themselves.
Inspecting the modules' __file__ attribute causes lazily imported modules
(e.g. from email) to get fully imported and update sys.modules. Iterate
over the values until sys.modules stabilizes so that no modules are missed.
"""
while True:
num_modules_before = len(sys.modules.keys())
for m in sys.modules.values():
if m is not None and hasattr(m, '__file__'):
_ = m.__file__
num_modules_after = len(sys.modules.keys())
if num_modules_before == num_modules_after:
break
def AddDepfileOption(parser):
parser.add_option('--depfile',
help='Path to depfile. This must be specified as the '