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bpo-33944: site: Add site-packages tracing in verbose mode (GH-12110)

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native-api 2020-06-12 09:20:11 +03:00 • committed by GitHub
parent ddef3bdc7b
commit 2145c8c972
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4 changed files with 24 additions and 0 deletions
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9
Lib/site.py
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@ -88,6 +88,11 @@ USER_SITE = None
USER_BASE = None
def _trace(message):
if sys.flags.verbose:
print(message, file=sys.stderr)
def makepath(*paths):
dir = os.path.join(*paths)
try:
@ -156,6 +161,7 @@ def addpackage(sitedir, name, known_paths):
else:
reset = False
fullname = os.path.join(sitedir, name)
_trace(f"Processing .pth file: {fullname!r}")
try:
f = io.TextIOWrapper(io.open_code(fullname))
except OSError:
@ -190,6 +196,7 @@ def addpackage(sitedir, name, known_paths):
def addsitedir(sitedir, known_paths=None):
"""Add 'sitedir' argument to sys.path if missing and handle .pth files in
'sitedir'"""
_trace(f"Adding directory: {sitedir!r}")
if known_paths is None:
known_paths = _init_pathinfo()
reset = True
@ -310,6 +317,7 @@ def addusersitepackages(known_paths):
"""
# get the per user site-package path
# this call will also make sure USER_BASE and USER_SITE are set
_trace("Processing user site-packages")
user_site = getusersitepackages()
if ENABLE_USER_SITE and os.path.isdir(user_site):
@ -354,6 +362,7 @@ def getsitepackages(prefixes=None):
def addsitepackages(known_paths, prefixes=None):
"""Add site-packages to sys.path"""
_trace("Processing global site-packages")
for sitedir in getsitepackages(prefixes):
if os.path.isdir(sitedir):
addsitedir(sitedir, known_paths)