blob: 704fed4e8c8280f8c2140b026f8830dbeecb0692 (
plain)
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
|
#!/usr/bin/env python
"""
get_password function that displays asterisks instead of the actual characters.
With the addition of a ControlT shortcut to hide/show the input.
"""
from __future__ import unicode_literals
from prompt_toolkit import prompt
from prompt_toolkit.key_binding import KeyBindings
from prompt_toolkit.filters import Condition
def main():
hidden = [True] # Nonlocal
bindings = KeyBindings()
@bindings.add('c-t')
def _(event):
' When ControlT has been pressed, toggle visibility. '
hidden[0] = not hidden[0]
print('Type Control-T to toggle password visible.')
password = prompt('Password: ',
is_password=Condition(lambda: hidden[0]),
key_bindings=bindings)
print('You said: %s' % password)
if __name__ == '__main__':
main()
|