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grip/exceptions.py

 

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import errno

 

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try:

 

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    NotFoundError = FileNotFoundError

 

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except NameError:

 

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    NotFoundError = IOError

 

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class AlreadyRunningError(RuntimeError):

 

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    pass

 

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class ReadmeNotFoundError(NotFoundError):

 

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    """

 

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    This class inherits from FileNotFoundError on Python 3 and above.

 

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    """

 

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    def __init__(self, path=None, message=None):

 

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        self.path = path

 

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        self.message = message

 

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        super(ReadmeNotFoundError, self).__init__(

 

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            errno.ENOENT, 'README not found', path)

 

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    def __repr__(self):

 

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        return '{0}({!r}, {!r})'.format(

 

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            type(self).__name__, self.path, self.message)

 

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    def __str__(self):

 

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        if self.message:

 

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            return self.message

 

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        if self.path is not None:

 

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            return 'No README found at {0}'.format(self.path)

 

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        return self.strerror

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