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Copy pathexceptions.py
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130 lines (80 loc) · 2.67 KB
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# -*- coding: utf-8 -*-
"""All exceptions for the github3 library."""
class GitHubError(Exception):
"""The base exception class."""
def __init__(self, resp):
super(GitHubError, self).__init__(resp)
#: Response code that triggered the error
self.response = resp
self.code = resp.status_code
self.errors = []
try:
error = resp.json()
#: Message associated with the error
self.msg = error.get('message')
#: List of errors provided by GitHub
if error.get('errors'):
self.errors = error.get('errors')
except: # Amazon S3 error
self.msg = resp.content or '[No message]'
def __repr__(self):
return '<{0} [{1}]>'.format(self.__class__.__name__,
self.msg or self.code)
def __str__(self):
return '{0} {1}'.format(self.code, self.msg)
@property
def message(self):
"""The actual message returned by the API."""
return self.msg
class BadRequest(GitHubError):
"""Exception class for 400 responses."""
pass
class AuthenticationFailed(GitHubError):
"""Exception class for 401 responses.
Possible reasons:
- Need one time password (for two-factor authentication)
- You are not authorized to access the resource
"""
pass
class ForbiddenError(GitHubError):
"""Exception class for 403 responses.
Possible reasons:
- Too many requests (you've exceeded the ratelimit)
- Too many login failures
"""
pass
class NotFoundError(GitHubError):
"""Exception class for 404 responses."""
pass
class MethodNotAllowed(GitHubError):
"""Exception class for 405 responses."""
pass
class NotAcceptable(GitHubError):
"""Exception class for 406 responses."""
pass
class UnprocessableEntity(GitHubError):
"""Exception class for 422 responses."""
pass
class ClientError(GitHubError):
"""Catch-all for 400 responses that aren't specific errors."""
class ServerError(GitHubError):
"""Exception class for 5xx responses."""
pass
error_classes = {
400: BadRequest,
401: AuthenticationFailed,
403: ForbiddenError,
404: NotFoundError,
405: MethodNotAllowed,
406: NotAcceptable,
422: UnprocessableEntity,
}
def error_for(response):
"""Return the appropriate initialized exception class for a response."""
klass = error_classes.get(response.status_code)
if klass is None:
if 400 <= response.status_code < 500:
klass = ClientError
if 500 <= response.status_code < 600:
klass = ServerError
return klass(response)