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pip freeze:Invalid requirement, parse error at "'-ipap11h'"
See original GitHub issue- Pip version: 8.1.2
- Python version: 2.7.5
- Operating System: Centos 7
Description:
While trying to run pip freeze I got this message:
Exception:
Traceback (most recent call last):
File "/usr/lib/python2.7/site-packages/pip/basecommand.py", line 215, in main
status = self.run(options, args)
File "/usr/lib/python2.7/site-packages/pip/commands/freeze.py", line 85, in run
for line in freeze(**freeze_kwargs):
File "/usr/lib/python2.7/site-packages/pip/operations/freeze.py", line 47, in freeze
dependency_links
File "/usr/lib/python2.7/site-packages/pip/__init__.py", line 264, in from_dist
req = dist.as_requirement()
File "/usr/lib/python2.7/site-packages/pip/_vendor/pkg_resources/__init__.py", line 2562, in as_requirement
return Requirement.parse(spec)
File "/usr/lib/python2.7/site-packages/pip/_vendor/pkg_resources/__init__.py", line 2833, in parse
req, = parse_requirements(s)
File "/usr/lib/python2.7/site-packages/pip/_vendor/pkg_resources/__init__.py", line 2781, in parse_requirements
yield Requirement(line)
File "/usr/lib/python2.7/site-packages/pip/_vendor/pkg_resources/__init__.py", line 2790, in __init__
raise RequirementParseError(str(e))
RequirementParseError: Invalid requirement, parse error at "'-ipap11h'"
What’s the ‘ipap11h’
Issue Analytics
- State:
- Created 7 years ago
- Reactions:4
- Comments:18 (9 by maintainers)
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Try pip list --format=freeze > requirements.txt and rerun. It looks like this is caused by changing the behavior of pip freeze .
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今天在CentOS 7 上，想用pip freeze 看一下目前有安裝的python 模組，. 遇到了奇怪的錯誤訊息，說 Invalid requirement, parse error at “'-ipap11h'” ...
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To get a hotfix, just install the current master from github.
Simple workaround #sudo pip uninstall _ipap11helper