01Common string methods
main.py
s = " Hello, Python "
print(s.strip())
print(s.lower())
print(s.upper())
print(s.replace("Python", "World"))Output
Hello, Python hello, python HELLO, PYTHON Hello, World
All categories
Strings
Slicing, methods, formatting, and searching.
02Split and join
main.py
csv = "red,green,blue"
parts = csv.split(",")
print(parts)
print(" | ".join(parts))Output
['red', 'green', 'blue'] red | green | blue
03String slicing
main.py
word = "programming" print(word[0:4]) print(word[-3:]) print(word[::-1])
Output
prog ing gnimmargorp
04Find and count
main.py
text = "banana bandana"
print(text.find("nan"))
print(text.count("an"))
print("ban" in text)Output
2 4 True
05Check character types
main.py
print("abc".isalpha())
print("123".isdigit())
print("abc123".isalnum())
print(" ".isspace())Output
True True True True