import numpy as np
global_list = [1,2,3
            ,4,5,6]
def  bad_style(arg1:str,arg2)->int:  
    if arg2: 
        print(arg1) 
    else: 
        return arg1 + 2 # Error here, cannot add string to int
def compressed_code(arg) -> None:
    print("Code is overly compressed ")
    return 2
!nbqa mypy ./notebook.ipynb
!nbqa flake8 ./notebook.ipynb
!nbqa black ./notebookpostblack.ipynb
!nbqa flake8 ./notebookpostblack.ipynb