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Code Issues Releases Activity

Early return if download path does not exist.

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This commit is contained in:
Chris Hunt 2019-09-18 22:32:17 -04:00
parent 892b58f244
commit e4714fbe8a
1 changed files with 18 additions and 16 deletions
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34
src/pip/_internal/download.py
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@ -1038,19 +1038,21 @@ def _check_download_dir(link, download_dir, hashes):
If a correct file is found return its path else None
"""
download_path = os.path.join(download_dir, link.filename)
if os.path.exists(download_path):
# If already downloaded, does its hash match?
logger.info('File was already downloaded %s', download_path)
if hashes:
try:
hashes.check_against_path(download_path)
except HashMismatch:
logger.warning(
'Previously-downloaded file %s has bad hash. '
'Re-downloading.',
download_path
)
os.unlink(download_path)
return None
return download_path
return None
if not os.path.exists(download_path):
return None
# If already downloaded, does its hash match?
logger.info('File was already downloaded %s', download_path)
if hashes:
try:
hashes.check_against_path(download_path)
except HashMismatch:
logger.warning(
'Previously-downloaded file %s has bad hash. '
'Re-downloading.',
download_path
)
os.unlink(download_path)
return None
return download_path