-
Notifications
You must be signed in to change notification settings - Fork 0
/
ex_20.py
35 lines (20 loc) · 631 Bytes
/
ex_20.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
from sys import argv
script, input_file = argv
def print_all(file_input):
print(file_input.read())
print("\n")
def rewind(file_input):
file_input.seek(0)
def print_a_line(line_count, input_file):
print(line_count, input_file.readline())
current_file = open(input_file)
print_all(current_file)
print("Now let's rewind, kind of like a type.")
rewind(current_file)
print("Let's print three lines:")
current_line = 1
print_a_line(current_line, current_file)
current_line = current_line + 1
print_a_line(current_line, current_file)
current_line = current_line + 1
print_a_line(current_line, current_file)