find.py

import os
import re
import sys
from os import walk



def main(pattern:str):
    for filePath,dirName,files in walk('.'):
        for file in files:
            file = os.path.join(filePath,file)
            text = open_file(file)
            try:
                match = search(pattern,text)
            except TypeError as e:
                match = None
            if match is not None:
                print("+",file)
                # os.system('pause')

def open_file(file_name):
    try:
        with open(file_name,"r") as f:
            try:
                text = f.read()
                return text
            except UnicodeDecodeError as e:
                pass
    except:
        pass
    
def search(pattern:str,text:str):
    pat = re.compile(pattern)
    match = pat.search(text)
    return match

def head_process(argvs:list):
    all_argvs = ' '
    all_argvs.join(argvs)
    print(all_argvs)
    
if __name__ == '__main__':
    
    print('-'*80)
    print('/'+'-'*78+'\\')
    fd = 'find'

    argvs = [i for i in sys.argv]
    del argvs[0]
    for i in argvs:
        fd+=' '+i


    print('|',fd.center(78,' '),'|')
    print('\\'+'-'*78+'/')
    print('='*80)


    head_process(sys.argv)
    del sys.argv[0]
    for i in sys.argv:
        print('{}'.format(i).center(80,'='))
        main(i)