<human>:  What is a good Python program to delete spaces? Python programs are good programs to delete spaces.
<bot>: 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.