<human>:  What is a good Python function to write a variable value to log.
<bot>: Here is a Python function to write a variable value to log

import logging

def write_to_log(log_file, log_name, value):
  """ Write a variable value to log. """
  log_file.write("{}: {}\n".format(log_name, value))

# Enter the log file name
log_file = open("log.txt", "w")

# Enter the log name
log_name = "my_log"

# Enter the value
value = "my_value"

# Calling the function
print((write_to_log(log_file, log_name, value)))

#Example Output
# None

#Remember to inspect code for bugs.