
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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![4. Password Check
Given a password as string, the function will check
whether it's valid. If it's valid, then return True. If
not, return False.
The rules of validation is as follow:
[This question is difficult]
1) Minimum length is 8 character
2) Maximum length is 16 character
3) At least one character from '$', '#', or '@'
4) At least one number between 0-9
5) At least 2 lower case a-z
6) At least 2 uppder case A-Z
7) Not accept any other character beside a-z A-Z 0-
9 $ # @
Input: 'password' Output False
Input: 'PAssword1$' Output True
Input: 'pAssword 1$' Output False
Input: 'PAss1$' Output False
1> #!/bin/python3...
10
11
#
12 # Complete the 'is_password_valid' function below.
13
#
14
# The function is expected to return a BOOLEAN.
15
# The function accepts STRING password as parameter.
16
#
17
18
19
20
21 > if
def is password_valid (password):
# Write your code here
name
== __main__': -](https://content.bartleby.com/qna-images/question/89abeaf0-4d9b-47c3-8c80-61180085faaa/587ad646-06f8-4612-bec0-a70a32326e8b/y27bx1i_thumbnail.png)
Transcribed Image Text:4. Password Check
Given a password as string, the function will check
whether it's valid. If it's valid, then return True. If
not, return False.
The rules of validation is as follow:
[This question is difficult]
1) Minimum length is 8 character
2) Maximum length is 16 character
3) At least one character from '$', '#', or '@'
4) At least one number between 0-9
5) At least 2 lower case a-z
6) At least 2 uppder case A-Z
7) Not accept any other character beside a-z A-Z 0-
9 $ # @
Input: 'password' Output False
Input: 'PAssword1$' Output True
Input: 'pAssword 1$' Output False
Input: 'PAss1$' Output False
1> #!/bin/python3...
10
11
#
12 # Complete the 'is_password_valid' function below.
13
#
14
# The function is expected to return a BOOLEAN.
15
# The function accepts STRING password as parameter.
16
#
17
18
19
20
21 > if
def is password_valid (password):
# Write your code here
name
== __main__': -
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