From 08fa96f03037178620f5f0dd609fac52fbf7f2d1 Mon Sep 17 00:00:00 2001 From: Richard van der Hoff Date: Fri, 15 May 2020 19:07:24 +0100 Subject: Remove `exception_to_unicode` this is a no-op on python 3. --- synapse/util/stringutils.py | 36 ------------------------------------ 1 file changed, 36 deletions(-) (limited to 'synapse/util') diff --git a/synapse/util/stringutils.py b/synapse/util/stringutils.py index 6899bcb788..2cfa5cf721 100644 --- a/synapse/util/stringutils.py +++ b/synapse/util/stringutils.py @@ -85,42 +85,6 @@ def to_ascii(s): return s -def exception_to_unicode(e): - """Helper function to extract the text of an exception as a unicode string - - Args: - e (Exception): exception to be stringified - - Returns: - unicode - """ - # urgh, this is a mess. The basic problem here is that psycopg2 constructs its - # exceptions with PyErr_SetString, with a (possibly non-ascii) argument. str() will - # then produce the raw byte sequence. Under Python 2, this will then cause another - # error if it gets mixed with a `unicode` object, as per - # https://github.com/matrix-org/synapse/issues/4252 - - # First of all, if we're under python3, everything is fine because it will sort this - # nonsense out for us. - if not PY2: - return str(e) - - # otherwise let's have a stab at decoding the exception message. We'll circumvent - # Exception.__str__(), which would explode if someone raised Exception(u'non-ascii') - # and instead look at what is in the args member. - - if len(e.args) == 0: - return "" - elif len(e.args) > 1: - return six.text_type(repr(e.args)) - - msg = e.args[0] - if isinstance(msg, bytes): - return msg.decode("utf-8", errors="replace") - else: - return msg - - def assert_valid_client_secret(client_secret): """Validate that a given string matches the client_secret regex defined by the spec""" if client_secret_regex.match(client_secret) is None: -- cgit 1.4.1