graphql-server/graphql_server/error.py at python3.7-eol · graphql-python/graphql-server · GitHub

33 lines (26 loc) · 1.22 KB

"""Error classes provided by graphql_server"""

__all__ = ["HttpQueryError"]

class HttpQueryError(Exception):

"""The error class for HTTP errors produced by running GraphQL queries."""

def __init__(self, status_code, message=None, is_graphql_error=False, headers=None):

"""Create a HTTP query error.

You need to pass the HTTP status code, the message that shall be shown,

whether this is a GraphQL error, and the HTTP headers that shall be sent.

"""

self.status_code = status_code

self.message = message

self.is_graphql_error = is_graphql_error

self.headers = headers

super(HttpQueryError, self).__init__(message)

def __eq__(self, other):

"""Check whether this HTTP query error is equal to another one."""

return (

isinstance(other, HttpQueryError)

and other.status_code == self.status_code

and other.message == self.message

and other.headers == self.headers

)

def __hash__(self):

"""Create a hash value for this HTTP query error."""

headers_hash = tuple(self.headers.items()) if self.headers else None

return hash((self.status_code, self.message, headers_hash))

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