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
36
37
38
39
40
41
42
43
44
45
46
47
48
49
|
#!/usr/bin/python3
# vim:se tw=79 sts=4 ts=4 et ai fileencoding=utf-8 :
import sys
import termios
def getch():
old_settings = termios.tcgetattr(0)
new_settings = old_settings[:]
# Enable canonical mode. See termios(3)
new_settings[3] &= ~termios.ICANON
try:
# Change attributes immediately.
termios.tcsetattr(0, termios.TCSANOW, new_settings)
ch = sys.stdin.read(1)
finally:
termios.tcsetattr(0, termios.TCSANOW, old_settings)
return ch
def yn0():
print("\n0: enter 'y' or 'n': ", end="")
ch = getch()
if ch == "y":
r = True
else:
r = False
return r
def yn1():
print("\n1: enter 'y' or 'n': ", end="")
ch = getch()
r = ch == "y"
return r
# NO `return ch == "y"` like C
if yn0():
print("\nTRUE\n")
else:
print("\nFALSE\n")
if yn1():
print("\nTRUE\n")
else:
print("\nFALSE\n")
|
