Add _all_timezones_lower_to_standard to gen_tzinfo

Adds a map from lower-cased timezone name to the
standard-formatted timezone name.

Signed-off-by: [ Kyle ] [ Hausmann ] <khausmann@squarespace.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/gen_tzinfo.py b/gen_tzinfo.py
index 201a643..d06fa0e 100644
--- a/gen_tzinfo.py
+++ b/gen_tzinfo.py
@@ -129,6 +129,7 @@ def add_allzones(filename):
         tz for tz in all_timezones if resource_exists(tz))
         '''
     print >> outf, 'all_timezones_set = LazySet(all_timezones)'
+    print >> outf, '_all_timezones_lower_to_standard = dict((tz.lower(), tz) for tz in all_timezones)'
 
     print >> outf, 'common_timezones = \\'
     pprint(cz, outf)