Not being a Python coder myself, I get an error at line 179 when running python Nitrx.py:
File "Nitrx.py", line 179
"""
^
SyntaxError: invalid syntax

Don't judge: I code Java and do web development.

Line 179: """

Full thingy (it's not a method or function but I don't know what to call it):
if name == 'main':
try:
msg = f""" {header}
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╚═╝ ╚═══╝╚═╝ ╚═╝ ╚═╝ ╚═╝╚═╝ ╚═╝\n
{yellow}By {cyan}Twitter {red}Squuv \n

    {red}1{green}- {yellow}[{reset}Auto{yellow}]{blue} Generator and Scann
    {red}2{green}- {blue}Check Codes From {yellow}[{reset}LIST{yellow}]
    """