Delete converters, move unit tests to test_fields, add new additional test cases.

common/djangoapps/util/converters.py

@@ -1,37 +0,0 @@
-import time
-import datetime
-import calendar
-import dateutil.parser
-
-
-def time_to_date(time_obj):
-    """
-    Convert a time.time_struct to a true universal time (can pass to js Date
-    constructor)
-    """
-    return calendar.timegm(time_obj) * 1000
-
-
-def time_to_isodate(source):
-    '''Convert to an iso date'''
-    if isinstance(source, time.struct_time):
-        return time.strftime('%Y-%m-%dT%H:%M:%SZ', source)
-    elif isinstance(source, datetime):
-        return source.isoformat() + 'Z'
-
-
-def jsdate_to_time(field):
-    """
-    Convert a universal time (iso format) or msec since epoch to a time obj
-    """
-    if field is None:
-        return field
-    elif isinstance(field, basestring):
-        d = dateutil.parser.parse(field)
-        return d.utctimetuple()
-    elif isinstance(field, (int, long, float)):
-        return time.gmtime(field / 1000)
-    elif isinstance(field, time.struct_time):
-        return field
-    else:
-        raise ValueError("Couldn't convert %r to time" % field)