foreach
is a tiny Python package that provides a parallel for loop implementation using multiprocessing.
You can install the package using pip:
pip install foreach
import foreach
def square(x):
return x**2
params = [1, 2, 3, 4, 5]
result = foreach(square, params)
print(result)
# [1, 4, 9, 16, 25]
foreach(func: Callable, params: Iterable, parallel: bool = True, num_processes: int = None, callback: Callable = None) -> List
func
(callable): The function to apply to each element.params
(iterable): The iterable of parameters to apply the function to.parallel
(bool): If True, use multiprocessing for parallel execution. Default is True.num_processes
(int): Number of processes to use in parallel execution (default is None, letting Pool decide).callback
(callable): Optional callback function to execute after each iteration.
Returns:
- List: A list of results from applying the function to each element.
import foreach
def square(x):
return x**2
params = [1, 2, 3, 4, 5]
result = foreach(square, params, parallel=False)
print(result)
# [1, 4, 9, 16, 25]
import foreach
def square(x):
return x**2
params = [1, 2, 3, 4, 5]
def callback(x):
print(f"Processed: {x}")
result = foreach(square, params, callback=callback)
# Processed: 1
# Processed: 4
# Processed: 9
# Processed: 16
# Processed: 25
import foreach
def square(x):
return x**2
params = [1, 2, 3, 4, 5]
result = foreach(square, params, num_processes=2)
print(result)
# [1, 4, 9, 16, 25]
This project is licensed under the MIT License - see the LICENSE file for details.