<human>:  Python function to remove whitespace at end of line in Python.
<bot>: Here is a Python function to remove whitespace at the end of a line

import re

def remove_whitespace(line):
  """Remove whitespace at end of line"""
  return line.strip()

# Enter the line
line = "This is a line with whitespace at end"

# Calling the function
print((remove_whitespace(line)))

#Example Output
# This is a line with whitespace at end

#Remember to inspect code for bugs.