UnicodeDecodeError: 'charmap' codec can't decode byte 0x81 in position 867: character maps to <undefined> #835
Description
I got this following error when trying to do a pre-commit run:
An unexpected error has occurred: CalledProcessError: Command: ('C:\\Users\\rl\\.cache\\pre-commit\\repo16vk48wk\\py_env-python3.6\\Scripts\\pip.exe', 'install', '.')
Return code: 2
Expected return code: 0
Output:
Processing c:\users\rl\.cache\pre-commit\repo16vk48wk
Errors:
Exception:
Traceback (most recent call last):
File "c:\users\rl\.cache\pre-commit\repo16vk48wk\py_env-python3.6\lib\site-packages\pip\_internal\basecommand.py", line 228, in main
status = self.run(options, args)
File "c:\users\rl\.cache\pre-commit\repo16vk48wk\py_env-python3.6\lib\site-packages\pip\_internal\commands\install.py", line 291, in run
resolver.resolve(requirement_set)
File "c:\users\rl\.cache\pre-commit\repo16vk48wk\py_env-python3.6\lib\site-packages\pip\_internal\resolve.py", line 103, in resolve
self._resolve_one(requirement_set, req)
File "c:\users\rl\.cache\pre-commit\repo16vk48wk\py_env-python3.6\lib\site-packages\pip\_internal\resolve.py", line 257, in _resolve_one
abstract_dist = self._get_abstract_dist_for(req_to_install)
File "c:\users\rl\.cache\pre-commit\repo16vk48wk\py_env-python3.6\lib\site-packages\pip\_internal\resolve.py", line 210, in _get_abstract_dist_for
self.require_hashes
File "c:\users\rl\.cache\pre-commit\repo16vk48wk\py_env-python3.6\lib\site-packages\pip\_internal\operations\prepare.py", line 324, in prepare_linked_requirement
abstract_dist.prep_for_dist(finder, self.build_isolation)
File "c:\users\rl\.cache\pre-commit\repo16vk48wk\py_env-python3.6\lib\site-packages\pip\_internal\operations\prepare.py", line 126, in prep_for_dist
build_requirements, isolate = self.req.get_pep_518_info()
File "c:\users\rl\.cache\pre-commit\repo16vk48wk\py_env-python3.6\lib\site-packages\pip\_internal\req\req_install.py", line 448, in get_pep_518_info
pp_toml = pytoml.load(f)
File "c:\users\rl\.cache\pre-commit\repo16vk48wk\py_env-python3.6\lib\site-packages\pip\_vendor\pytoml\parser.py", line 10, in load
return loads(fin.read(), translate=translate, filename=getattr(fin, 'name', repr(fin)))
File "c:\users\rl\.cache\pre-commit\repo16vk48wk\py_env-python3.6\lib\encodings\cp1252.py", line 23, in decode
return codecs.charmap_decode(input,self.errors,decoding_table)[0]
UnicodeDecodeError: 'charmap' codec can't decode byte 0x81 in position 867: character maps to <undefined>
You are using pip version 10.0.1, however version 18.0 is available.
You should consider upgrading via the 'python -m pip install --upgrade pip' command.
Traceback (most recent call last):
File "c:\users\rl\source\repos\tests\env\lib\site-packages\pre_commit\error_handler.py", line 47, in error_handler
yield
File "c:\users\rl\source\repos\tests\env\lib\site-packages\pre_commit\main.py", line 261, in main
return run(runner, store, args)
File "c:\users\rl\source\repos\tests\env\lib\site-packages\pre_commit\commands\run.py", line 268, in run
repo.require_installed()
File "c:\users\rl\source\repos\tests\env\lib\site-packages\pre_commit\repository.py", line 195, in require_installed
_install_all(self._venvs(), self.repo_config['repo'], self.store)
File "c:\users\rl\source\repos\tests\env\lib\site-packages\pre_commit\repository.py", line 102, in _install_all
language.install_environment(prefix, version, deps)
File "c:\users\rl\source\repos\tests\env\lib\site-packages\pre_commit\languages\python.py", line 145, in install_environment
prefix, ('pip', 'install', '.') + additional_dependencies,
File "c:\users\rl\source\repos\tests\env\lib\site-packages\pre_commit\languages\helpers.py", line 9, in run_setup_cmd
cmd_output(*cmd, cwd=prefix.prefix_dir, encoding=None)
File "c:\users\rl\source\repos\tests\env\lib\site-packages\pre_commit\util.py", line 177, in cmd_output
returncode, cmd, retcode, output=(stdout, stderr),
pre_commit.util.CalledProcessError: Command: ('C:\\Users\\rl\\.cache\\pre-commit\\repo16vk48wk\\py_env-python3.6\\Scripts\\pip.exe', 'install', '.')
Return code: 2
Expected return code: 0
Output:
Processing c:\users\rl\.cache\pre-commit\repo16vk48wk
Errors:
Exception:
Traceback (most recent call last):
File "c:\users\rl\.cache\pre-commit\repo16vk48wk\py_env-python3.6\lib\site-packages\pip\_internal\basecommand.py", line 228, in main
status = self.run(options, args)
File "c:\users\rl\.cache\pre-commit\repo16vk48wk\py_env-python3.6\lib\site-packages\pip\_internal\commands\install.py", line 291, in run
resolver.resolve(requirement_set)
File "c:\users\rl\.cache\pre-commit\repo16vk48wk\py_env-python3.6\lib\site-packages\pip\_internal\resolve.py", line 103, in resolve
self._resolve_one(requirement_set, req)
File "c:\users\rl\.cache\pre-commit\repo16vk48wk\py_env-python3.6\lib\site-packages\pip\_internal\resolve.py", line 257, in _resolve_one
abstract_dist = self._get_abstract_dist_for(req_to_install)
File "c:\users\rl\.cache\pre-commit\repo16vk48wk\py_env-python3.6\lib\site-packages\pip\_internal\resolve.py", line 210, in _get_abstract_dist_for
self.require_hashes
File "c:\users\rl\.cache\pre-commit\repo16vk48wk\py_env-python3.6\lib\site-packages\pip\_internal\operations\prepare.py", line 324, in prepare_linked_requirement
abstract_dist.prep_for_dist(finder, self.build_isolation)
File "c:\users\rl\.cache\pre-commit\repo16vk48wk\py_env-python3.6\lib\site-packages\pip\_internal\operations\prepare.py", line 126, in prep_for_dist
build_requirements, isolate = self.req.get_pep_518_info()
File "c:\users\rl\.cache\pre-commit\repo16vk48wk\py_env-python3.6\lib\site-packages\pip\_internal\req\req_install.py", line 448, in get_pep_518_info
pp_toml = pytoml.load(f)
File "c:\users\rl\.cache\pre-commit\repo16vk48wk\py_env-python3.6\lib\site-packages\pip\_vendor\pytoml\parser.py", line 10, in load
return loads(fin.read(), translate=translate, filename=getattr(fin, 'name', repr(fin)))
File "c:\users\rl\.cache\pre-commit\repo16vk48wk\py_env-python3.6\lib\encodings\cp1252.py", line 23, in decode
return codecs.charmap_decode(input,self.errors,decoding_table)[0]
UnicodeDecodeError: 'charmap' codec can't decode byte 0x81 in position 867: character maps to <undefined>
You are using pip version 10.0.1, however version 18.0 is available.
You should consider upgrading via the 'python -m pip install --upgrade pip' command.
My .pre-commit-config.yaml:
repos:
- repo: https://github.com/ambv/black
rev: stable
hooks:
- id: black
language_version: python3.6
Running Python 3.6.6 on Windows 10.
Replacing virtualenv's pip with pip 18.0 did seem to fix the issue, but I'm not sure if this will cause problem somewhere else.