human
What is a good Python program to delete spaces? Python programs are good programs to delete spaces.
assistant
Here is a Python program to delete spaces from lines

import re

def delete_spaces(line):
    """
    >>> delete_spaces(" ")
   ''
    >>> delete_spaces("hello world")
    'hello world'
    """
    return re.sub(r'\s+', '', line)

# Enter the string
string = "hello world"

# Calling the function
print((delete_spaces(string)))

#Example Output
# helloworld

#Remember to inspect code for bugs.