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# -*- coding: utf-8 -*-
import sys
from six import u
class TwilioException(Exception):
pass
class TwilioRestException(TwilioException):
""" A generic 400 or 500 level exception from the Twilio API
:param int status: the HTTP status that was returned for the exception
:param str uri: The URI that caused the exception
:param str msg: A human-readable message for the error
:param str method: The HTTP method used to make the request
:param int|None code: A Twilio-specific error code for the error. This is
not available for all errors.
:param dictionary|None details: Additional error details returned for the exception
"""
def __init__(self, status, uri, msg="", code=None, method='GET', details=None):
self.uri = uri
self.status = status
self.msg = msg
self.code = code
self.method = method
self.details = details
def __str__(self):
""" Try to pretty-print the exception, if this is going on screen. """
def red(words):
return u("\033[31m\033[49m%s\033[0m") % words
def white(words):
return u("\033[37m\033[49m%s\033[0m") % words
def blue(words):
return u("\033[34m\033[49m%s\033[0m") % words
def teal(words):
return u("\033[36m\033[49m%s\033[0m") % words
def get_uri(code):
return "https://www.twilio.com/docs/errors/{0}".format(code)
# If it makes sense to print a human readable error message, try to
# do it. The one problem is that someone might catch this error and
# try to display the message from it to an end user.
if hasattr(sys.stderr, 'isatty') and sys.stderr.isatty():
msg = (
"\n{red_error} {request_was}\n\n{http_line}"
"\n\n{twilio_returned}\n\n{message}\n".format(
red_error=red("HTTP Error"),
request_was=white("Your request was:"),
http_line=teal("%s %s" % (self.method, self.uri)),
twilio_returned=white(
"Twilio returned the following information:"),
message=blue(str(self.msg))
))
if self.code:
msg = "".join([msg, "\n{more_info}\n\n{uri}\n\n".format(
more_info=white("More information may be available here:"),
uri=blue(get_uri(self.code))),
])
return msg
else:
return "HTTP {0} error: {1}".format(self.status, self.msg)
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