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An unexpected error has occurred: LookupError: unknown encoding:

Traceback (most recent call last):

  File "/usr/local/Cellar/pre-commit/0.13.2/libexec/lib/python2.7/site-packages/pre_commit/error_handler.py", line 47, in error_handler

    yield

  File "/usr/local/Cellar/pre-commit/0.13.2/libexec/lib/python2.7/site-packages/pre_commit/main.py", line 195, in main

    return run(runner, args)

  File "/usr/local/Cellar/pre-commit/0.13.2/libexec/lib/python2.7/site-packages/pre_commit/commands/run.py", line 210, in run

    repo_hooks &＃061; list(get_repo_hooks(runner))

  File "/usr/local/Cellar/pre-commit/0.13.2/libexec/lib/python2.7/site-packages/pre_commit/commands/run.py", line 159, in get_repo_hooks

    for repo in runner.repositories:

  File "/usr/local/Cellar/pre-commit/0.13.2/libexec/lib/python2.7/site-packages/cached_property.py", line 26, in __get__

    value &＃061; obj.__dict__[self.func.__name__] &＃061; self.func(obj)

  File "/usr/local/Cellar/pre-commit/0.13.2/libexec/lib/python2.7/site-packages/pre_commit/runner.py", line 46, in repositories

    repository.require_installed()

  File "/usr/local/Cellar/pre-commit/0.13.2/libexec/lib/python2.7/site-packages/pre_commit/repository.py", line 174, in require_installed

    _install_all(self._venvs, self.repo_config[&＃039;repo&＃039;])

  File "/usr/local/Cellar/pre-commit/0.13.2/libexec/lib/python2.7/site-packages/pre_commit/repository.py", line 68, in _install_all

    for cmd_runner, language_name, version, deps in venvs

  File "/usr/local/Cellar/pre-commit/0.13.2/libexec/lib/python2.7/site-packages/pre_commit/repository.py", line 69, in

    if not _installed(cmd_runner, language_name, version, deps)

  File "/usr/local/Cellar/pre-commit/0.13.2/libexec/lib/python2.7/site-packages/pre_commit/repository.py", line 60, in _installed

    _read_installed_state(cmd_runner, venv) &＃061;&＃061; _state(additional_deps)

  File "/usr/local/Cellar/pre-commit/0.13.2/libexec/lib/python2.7/site-packages/pre_commit/repository.py", line 43, in _read_installed_state

    return json.loads(io.open(filename).read())

LookupError: unknown encoding: