python - Most Pythonic way to do input validation - Stack Overflow
Entirely depends on what you mean by "input validation" (credit card number, IP address, int, float?), and what you want to do when a validation failure occurs. – Lukas Graf Commented Dec 12, 2013 at 10:09
python - Asking the user for input until they give a valid response ...
Apr 25, 2014 · Python input validation while loop. 0. How to ask for input until valid letters (A,B,C,or D) are given? 0.
Validating user input strings in Python - Stack Overflow
Sep 11, 2016 · I am using Python 3.X, so input should be taking in a string without using raw input, as far as I understand. The program will always kick back invalid input, even when entering 'yes' or 'no', but the really weird thing is that every time I enter a a string > 4 characters in length or an int value, it will check it as valid positive input and ...
python - Validating an input using a simple while loop - Stack …
python while loop (input validation) 0. Validating inputs and using conditions seems to continue looping. 1.
python - Correct approach to validate attributes of an instance of ...
from formencode import Schema, validators class SpamSchema(Schema): description = validators.String(not_empty=True) value = validators.Int(min=0) class Spam(object): def __init__(self, description, value): self.description = description self.value = value ## how you actually validate depends on your application def validate_input( cls, schema ...
python - Validate user input using regular expressions - Stack …
Nov 23, 2015 · Python: Data validation using regular expression. 1. ... Python user input as regular expression, how to ...
Python - Validation to ensure input only contains characters A-Z
I'm creating a program in Python 3.x where it asks the user for their first name and then last name and stores these in variables which are then concatenated into one variable: firstName = input("...
Python - Input Validation - Stack Overflow
I'm looking to create code which requires an integer greater than 2 to be input by a user before continuing. I'm using python 3.3. Here's what I have so far: def is_integer(x): try: in...
Python: Input Validation - Stack Overflow
Feb 8, 2014 · Python: Input Validation. Ask Question Asked 11 years, 2 months ago. Modified 3 years, 4 months ago ...
python - Use of try/except for input validation? - Stack Overflow
Nov 13, 2017 · I am trying to validate user input to check that, when they enter their name, it is more than 2 characters and is alphabetic. I am attempting to do this using try/except as I have been told that it is the best loop for user validation.