Python String isspace() Method

The isspace() method is used to check whether all characters in a string are whitespace characters.

Syntax

string.isspace()

Parameters

No parameters.

Return Value

Returns True if all characters in a string are whitespace characters.

Returns False if the string contains at least one non-whitespace character or is empty.

Whitespace Characters

Whitespace characters include:

• Space (' ')
• Tab ('\t')
• Newline ('\n')
• Carriage return ('\r')
• Vertical tab ('\v')
• From feed ('\f')

Examples

Check if a String Contains Only Whitespace

print(" ".isspace())          # True
print("\t".isspace())         # True
print("\t\n".isspace())       # True
print("  Python  ".isspace()) # False
print("".isspace())           # False (empty string)