Python multithreading made easy

threadwrap.py

"""
Note: Found somewhere on Stack Overflow but was unable to find again.
If found, please comment and I will update this gist with the source.
"""
def threadwrap(func, args, kwargs):
    class res(object):
        result = None

    def inner(*args, **kwargs):
        res.result = func(*args, **kwargs)
    import threading
    t = threading.Thread(target=inner, args=args, kwargs=kwargs)
    res.thread = t
    return res
  

# Usage
def function_a():
  # do something
  pass

def function_b(my_arg):
  # do something
  print(my_arg)

def function_c(my_arg, my_kwarg='someplace'):
  # do something
  print("{} {}".format(my_arg, my_kwarg))

if __name__ == "__main_":
  a = threadwrap(function_a, [], {})
  b = threadwrap(function_b, ['Function b arg.'], {})
  c = threadwrap(function_c, ['Hello,'], {'my_kwarg': 'World!'})
  
  a.thread.start()
  b.thread.start()
  c.thread.start()
  
  a.thread.join()
  b.thread.join()
  c.thread.join()

# To use with class methods, use threadwrap in a method in the same class.
# Combine with timeit to see how long each thread runs! https://gist.github.com/mijdavis2/f66bec85fdb33d2b46a96c2cdc7f7688