diff --git a/parsing_string.py b/parsing_string.py
new file mode 100644
index 000000000..17a006247
--- /dev/null
+++ b/parsing_string.py
@@ -0,0 +1,16 @@
+import re
+import time
+
+from cgi import parse_header
+from collections import OrderedDict
+@@ -44,9 +43,7 @@
+def _parse_datetime_header(value):
+    match = re.match(r'^(?P<datetime>.*?)(?P<tzoffset>[+-]\d{4})?$', value)
+
+    tt = time.strptime(match.group('datetime'), '%Y-%m-%d %H:%M')
+    ts = time.mktime(tt)
+    dt = datetime.fromtimestamp(ts)
+    dt = datetime.strptime(match.group('datetime'), '%Y-%m-%d %H:%M')
+
+    # Separate the offset into a sign component, hours, and # minutes
+    tzoffset = match.group('tzoffset')