from subprocess import getoutput

filenames = getoutput("dir").split()

search_term = input("Enter the search term:  ")

for fn in filenames:
    # each filename is fn
    
    # Prints out the file and the number of lines inside it
    #print(fn, ": ", getoutput("cat " + fn + " | wc -l "))

    if not ".py" in fn:
        continue
    try:
        file_object = open(fn)
        lines_from_file = file_object.readlines()
    except:
        print("Can't read file:  ", fn)

    # Now look for matches in the file!
    for line in lines_from_file:
        if search_term in line:
            print(fn, ": ", line.strip())