Traceback (most recent call last):


 "E:/OneDrive/Informatik Studium/KIT Master/SS20/AGD Praktikum/phase-2/1_code/MyTest.py", line 46, in <module>

df_result = __parallelize_dataframe(func=apply_functions, df_data=df_train.copy(), config_tupels=config_tupels)


 "E:/OneDrive/Informatik Studium/KIT Master/SS20/AGD Praktikum/phase-2/1_code/MyTest.py", line 22, in __parallelize_dataframe

df_pool_result = pd.concat(pool_result[0:2])


 "E:\venv\lib\site-packages\pandas\core\reshape\concat.py", line 284, in concat

return op.get_result()


 "E:\venv\lib\site-packages\pandas\core\reshape\concat.py", line 497, in get_result

mgrs_indexers, self.new_axes, concat_axis=self.axis, copy=self.copy


 "E:\venv\lib\site-packages\pandas\core\internals\managers.py", line 2016, in concatenate_block_managers

elif is_uniform_join_units(join_units):


 "E:\venv\lib\site-packages\pandas\core\internals\concat.py", line 388, in is_uniform_join_units

all(not ju.is_na or ju.block.is_extension for ju in join_units)


 "E:\venv\lib\site-packages\pandas\core\internals\concat.py", line 388, in <genexpr>

all(not ju.is_na or ju.block.is_extension for ju in join_units)
AttributeError: 'NoneType' object has no attribute 'is_extension'

Traceback (most recent call last):

 "./subprocess.py", line 1112, in _execute_child
NotFoundError: [WinError 2] The system cannot find the file specified