How to check whether a string contains alphabets or number in Python

Question

I want to know if there is a function in Python to know whether a string contains alphabets or numbers. Any help would be appreciated.

Answer 1

There is a method in python isalpha() to check this. For example,

>>> string = "arvind123"
>>> for char in string:
...     print char, char.isalpha()
...
a True
r True
v True
i True
n True
d True
1 False
2 False
3 False

Answer 2

By using isAlpha () to check whether the string is alphet or not.
By using isNum () to check given string numeric value or not.

Comments

How do I use these functions? Can you give an example?