Merge ~racb/git-ubuntu:revert-locale into git-ubuntu:master

[Robie Basak]

Make Jenkins happy

[Robie Basak (racb)]

I didn't think that as a revert this needed a review, but I'm filing an MP and bug to track it as part of a larger assessment of the current state of things. I do intend to land this to master at some point.

diff --git a/gitubuntu/git_repository.py b/gitubuntu/git_repository.py
index be0bab3..49ec9df 100644
--- a/gitubuntu/git_repository.py
+++ b/gitubuntu/git_repository.py
@@ -8,7 +8,6 @@ import datetime
 import enum
 from functools import lru_cache
 import itertools
-import locale
 import logging
 import os
 import posixpath
@@ -808,19 +807,6 @@ class Changelog:
             changelog_timestamp_string,
         )
 
-        # Ensure that strptime will parse using the standard English names for
-        # weekdays and months. We actually want to check for C.UTF-8, but
-        # something seems to convert that to en_US.UTF-8. Either will do. It
-        # would be an improvement for this function to become
-        # locale-setting-independent, but that would mean finding some other
-        # way to reproducibly parse changelog timestamps and finding that isn't
-        # a priority right now.
-        assert any([
-            locale.getlocale(locale.LC_TIME) == ('C', 'UTF-8'),
-            locale.getlocale(locale.LC_TIME) == ('en_US', 'UTF-8'),
-            locale.getlocale(locale.LC_TIME) == (None, None)
-        ])
-
         acceptable_date_formats = [
             '%a, %d %b %Y %H:%M:%S %z',  # standard
             '%A, %d %b %Y %H:%M:%S %z',  # full day of week
diff --git a/gitubuntu/importer.py b/gitubuntu/importer.py
index 6a64a45..b2a9916 100644
--- a/gitubuntu/importer.py
+++ b/gitubuntu/importer.py
@@ -28,7 +28,6 @@ import argparse
 import datetime
 import functools
 import getpass
-import locale
 import logging
 import os
 import re
@@ -487,10 +486,6 @@ def main(
     Returns 0 on successful import (which includes non-fatal failures);
     1 otherwise.
     """
-    # For import reproduciblity, we must use the C.UTF-8 locale to parse dates,
-    # etc.
-    locale.setlocale(locale.LC_ALL, 'C.UTF-8')
-
     logging.info('Ubuntu Server Team importer v%s' % VERSION)
 
     if not repo: