# declare a function that take two entries file_name and number of lines

def read_file_lines(file_name, nlines):

# import the islice from itertools python module

        from itertools import islice

#use with open statement which will open the file by its name:

        with open(file_name) as f:

# then use for loop to read file line by line       

                for line in islice(f, nlines):

# finally print these lines that we chose inside for loop.

                        print(line)

# call the function that we have created to read the first three lines as the quiz ask:

read_file_lines('Python.txt',3)