class HTTPException(Exception):
    """ Base class for HTTP exceptions """


class InvalidResponse(HTTPException):
    """ Response message cannot be parsed """

    def __init(self, message):
        self.message = message


class InvalidStatusLine(HTTPException):
    """ Response status line is invalid """

    def __init(self, line):
        self.line = line


class UnsupportedEncoding(HTTPException):
    """ Reponse Encoding not support """

    def __init(self, enc_type, encoding):
        self.enc_type = enc_type
        self.encoding = encoding


class IncompleteResponse(HTTPException):
    def __init(self, cause):
        self.cause = cause

class HTTPServerException(Exception):
    """ Base class for HTTP Server exceptions """


class BadRequest(HTTPServerException):
    """ Malformed HTTP request"""

class MethodNotAllowed(HTTPServerException):
    """ Method is not allowed """
    def __init(self, allowed_methods):
        self.allowed_methods = allowed_methods