Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "lib/python3.7/site-packages/dateutil/tz/tz.py", line 1551, in __call__
rv = self.nocache(name=name)
File "lib/python3.7/site-packages/dateutil/tz/tz.py", line 1612, in nocache
if name.startswith(":"):
TypeError: startswith first arg must be bytes or a tuple of bytes, not str