def gMonthDay(xc, p, source):
try:
match = lexicalPatterns['gMonthDay'].match(source)
if match:
month, day, zSign, zHrMin, zHr, zMin = match.groups()
if not int(day) > {
2: 29,
4: 30,
6: 30,
9: 30,
11: 30,
1: 31,
3: 31,
5: 31,
7: 31,
8: 31,
10: 31,
12: 31
}[int(month)]:
return ModelValue.gMonthDay(month, day)
except (ValueError, TypeError):
pass
raise FORG0001
