SyntaxError in Python 3.x.

[AraHaan]

Traceback (most recent call last):
  File "E:\Users\Elsword\Desktop\DecoraterBot\Async\DecoraterBot.py", line 63, i
n <module>
    import DecoraterBotCore
ImportError: No module named 'DecoraterBotCore'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "E:\Users\Elsword\Desktop\DecoraterBot\Async\DecoraterBot.py", line 79, i
n <module>
    import DecoraterBotCore
  File "E:\Users\Elsword\Desktop\DecoraterBot\Async\resources\Dependencies\Decor
aterBotCore\__init__.py", line 25, in <module>
    from . import Core
  File "E:\Users\Elsword\Desktop\DecoraterBot\Async\resources\Dependencies\Decor
aterBotCore\Core.py", line 48, in <module>
    from .web.database import Db
  File "E:\Users\Elsword\Desktop\DecoraterBot\Async\resources\Dependencies\Decor
aterBotCore\web\database.py", line 2, in <module>
    import motor.motor_asyncio
  File "<frozen importlib._bootstrap>", line 969, in _find_and_load
  File "<frozen importlib._bootstrap>", line 958, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 664, in _load_unlocked
  File "<frozen importlib._bootstrap>", line 634, in _load_backward_compatible
  File "E:\Users\Elsword\Desktop\DecoraterBot\Async\resources\Dependencies\depen
dencies.zip\motor\__init__.py", line 19, in <module>
  File "E:\Users\Elsword\Desktop\DecoraterBot\Async\resources\Dependencies\win32
-deps\3.5\pymongo\__init__.py", line 83, in <module>
    from pymongo.collection import ReturnDocument
  File "E:\Users\Elsword\Desktop\DecoraterBot\Async\resources\Dependencies\win32
-deps\3.5\pymongo\collection.py", line 21, in <module>
    from bson.code import Code
  File "<frozen importlib._bootstrap>", line 969, in _find_and_load
  File "<frozen importlib._bootstrap>", line 958, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 664, in _load_unlocked
  File "<frozen importlib._bootstrap>", line 634, in _load_backward_compatible
  File "E:\Users\Elsword\Desktop\DecoraterBot\Async\resources\Dependencies\depen
dencies.zip\bson\__init__.py", line 23, in <module>
  File "<frozen importlib._bootstrap>", line 969, in _find_and_load
  File "<frozen importlib._bootstrap>", line 958, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 664, in _load_unlocked
  File "<frozen importlib._bootstrap>", line 634, in _load_backward_compatible
  File "E:\Users\Elsword\Desktop\DecoraterBot\Async\resources\Dependencies\depen
dencies.zip\bson\codec.py", line 19, in <module>
  File "<frozen importlib._bootstrap>", line 969, in _find_and_load
  File "<frozen importlib._bootstrap>", line 954, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 896, in _find_spec
  File "<frozen importlib._bootstrap_external>", line 1139, in find_spec
  File "<frozen importlib._bootstrap_external>", line 1115, in _get_spec
  File "<frozen importlib._bootstrap_external>", line 1096, in _legacy_get_spec
  File "<frozen importlib._bootstrap>", line 444, in spec_from_loader
  File "<frozen importlib._bootstrap_external>", line 533, in spec_from_file_loc
ation
  File "E:\Users\Elsword\Desktop\DecoraterBot\Async\resources\Dependencies\depen
dencies.zip\pytz\__init__.py", line 71
    raise KeyError, zone
                  ^
SyntaxError: invalid syntax

[ArneBachmann]

Here are suggested solutions to Python2/3 compatibility when raising exceptions:
https://stackoverflow.com/questions/34463087/raise-exception-in-python-2-x-and-3-x
Includes a link to a re-raise explanation.
Either use a workaround or require and import the six.py library.