import
re
import
string
from
random
import
choice
def
replace
(
user_input
:
str
)
-
>
str
:
letters
=
''
.
join
(
choice
(
string
.
ascii_letters
)
for
_
in
range
(
3
)
)
numbers
=
''
.
join
(
choice
(
string
.
digits
)
for
_
in
range
(
3
)
)
return
f"{numbers}{user_input.replace('[ b][ b][ b]', '').replace('[c][c][c]', '')}{letters}"
def
regex_replace
(
user_input
:
str
)
-
>
str
:
for
target
in
re
.
finditer
(
r'\[ b\]'
,
user_input
)
:
user_input
=
re
.
sub
(
target
.
re
.
pattern
,
choice
(
string
.
digits
)
,
user_input
,
count
=
1
)
for
target
in
re
.
finditer
(
r'\[c\]'
,
user_input
)
:
user_input
=
re
.
sub
(
target
.
re
.
pattern
,
choice
(
string
.
ascii_letters
)
,
user_input
,
count
=
1
)
return
user_input