Traceback (most recent call last):


 "C:\Users\kmcentush\Miniconda3\envs\api\lib\site-packages\vaex\scopes.py", line 102, in evaluate

result = self[expression]


 "C:\Users\kmcentush\Miniconda3\envs\api\lib\site-packages\vaex\scopes.py", line 161, in __getitem__

raise KeyError("Unknown variables or column: %r" % (variable,))
KeyError: 'Unknown variables or column: "where(isna(col1), \'fill\', col1)"'

Traceback (most recent call last):


 "/home/yonolo/anaconda3/lib/python3.7/site-packages/celery/app/trace.py", line 385, in trace_task

R = retval = fun(*args, **kwargs)


 "/home/yonolo/anaconda3/lib/python3.7/site-packages/celery/app/trace.py", line 648, in __protected_call__

return self.run(*args, **kwargs)


 "/home/yonolo/anaconda3/lib/python3.7/site-packages/celery/app/base.py", line 481, in run

raise task.retry(exc=exc, **retry_kwargs)


 "/home/yonolo/anaconda3/lib/python3.7/site-packages/celery/app/task.py", line 703, in retry

raise_with_context(exc)


 "/home/yonolo/anaconda3/lib/python3.7/site-packages/celery/app/base.py", line 472, in run

return task._orig_run(*args, **kwargs)


 "/path/to/my_file.py", line 35, in create_my_df

df['geo'] = df.parallel_apply(lambda row: set_geo(row), axis=1)


 "/home/yonolo/anaconda3/lib/python3.7/site-packages/pandarallel/pandarallel.py", line 355, in closure

manager = Manager()


 "/home/yonolo/anaconda3/lib/python3.7/multiprocessing/context.py", line 56, in Manager

m.start()


 "/home/yonolo/anaconda3/lib/python3.7/multiprocessing/managers.py", line 563, in start

self._process.start()


 "/home/yonolo/anaconda3/lib/python3.7/multiprocessing/process.py", line 110, in start

'daemonic processes are not allowed to have children'
AssertionError: daemonic processes are not allowed to have children
