#include <iostream>
#include <algorithm>
#include <vector>
 
using namespace std;
 
bool custom_sort(string a, string b) {
    int num_a = stoi(a.substr(1));
    int num_b = stoi(b.substr(1));
    return num_a < num_b;
}
 
int main() {
    vector<string> strings{"L845", "L001", "A648", "A001"};
    sort(strings.begin(), strings.end(), custom_sort);
    for (auto s : strings) {
        cout << s << endl;
    }
    return 0;
}
 

import numpy as np 
import matplotlib.pyplot as plt
import multiprocessing
import lines
import bars
 
if __name__ == "__main__":
    fig, ax = plt.subplots(2, 2)
 
    context = multiprocessing.get_context("spawn")
 
    proc1 = context.Process(target=lines.start, args=(plt, fig, ax[0, 0]))
    proc2 = context.Process(target=bars.start, args=(plt, fig, ax[1, 1]))
 
    proc1.start()
    proc2.start()
 
 

Traceback (most recent call last):
  File "/home/arhoc/scientistsimulator/main.py", line 15, in <module>
    proc1.start()
  File "/usr/lib/python3.10/multiprocessing/process.py", line 121, in start
    self._popen = self._Popen(self)
  File "/usr/lib/python3.10/multiprocessing/context.py", line 288, in _Popen
    return Popen(process_obj)
  File "/usr/lib/python3.10/multiprocessing/popen_spawn_posix.py", line 32, in __init__
    super().__init__(process_obj)
  File "/usr/lib/python3.10/multiprocessing/popen_fork.py", line 19, in __init__
    self._launch(process_obj)
  File "/usr/lib/python3.10/multiprocessing/popen_spawn_posix.py", line 47, in _launch
    reduction.dump(process_obj, fp)
  File "/usr/lib/python3.10/multiprocessing/reduction.py", line 60, in dump
    ForkingPickler(file, protocol).dump(obj)
TypeError: cannot pickle 'module' object
 

import numpy as np 
import matplotlib.pyplot as plt
import multiprocessing
from lines import start
import bars
 
if __name__ == "__main__":
    fig, ax = plt.subplots(2, 2)
    context =multiprocessing.get_context("spawn")
    proceso = context.Process(start(plt, fig, ax[0, 0] ))
 

import numpy as np 
import matplotlib.pyplot as plt
import multiprocessing
import lines
import bars
 
if __name__ == "__main__":
    fig, ax = plt.subplots(2, 2)
 
    context = multiprocessing.get_context("spawn")
 
    proc1 = context.Process(target=lines.start, args=(plt, fig, ax[0, 0]))
    proc2 = context.Process(target=bars.start, args=(plt, fig, ax[1, 1]))
 
    proc1.start()
    proc2.start()
 
 

import numpy as np 
import matplotlib.pyplot as plt
import multiprocessing
import lines
import bars
 
if __name__ == "__main__":
    fig, ax = plt.subplots(2, 2)
 
    with multiprocessing.get_context("spawn").Pool() as pool:
        pool.map(lines.start, (plt, fig, ax[0, 0]))
 
    # Esto es de cuando intente utilizar SubProcesos
    """barproc = multiprocessing.Process(target=bars.start, args=(plt, fig, ax[0, 1]))
    procs.append(barproc)
    barproc.start()
 
    for proc in procs:
        proc.join()"""
 
 

import numpy as np 
import matplotlib.pyplot as plt
import matplotlib.animation as animation
 
import random
 
 
def start(plt, fig, ax):
    x = np.arange(0, 2*np.pi, 0.1)
    line1, = ax.plot(x, np.sin(x))
    line2, = ax.plot(x, np.sin(x))
    line3, = ax.plot(x, np.sin(x))
 
    def animate(i):
        line1.set_ydata(np.sin(x - i / 50))
        line2.set_ydata(np.sin(x + i / 75))
        line3.set_ydata(np.sin(x - i / 100))
        return line1, line2, line3
 
    anim = animation.FuncAnimation(fig, animate, interval=1, blit=True, save_count=25)
 
    plt.show()
 
if __name__ == "__main__":
    fig, ax = plt.subplots(2, 2)
    start(plt, fig, ax[0, 0])
 

Process SpawnPoolWorker-1:
Traceback (most recent call last):
  File "/usr/lib/python3.10/multiprocessing/process.py", line 314, in _bootstrap
    self.run()
  File "/usr/lib/python3.10/multiprocessing/process.py", line 108, in run
    self._target(*self._args, **self._kwargs)
  File "/usr/lib/python3.10/multiprocessing/pool.py", line 114, in worker
    task = get()
  File "/usr/lib/python3.10/multiprocessing/queues.py", line 367, in get
    return _ForkingPickler.loads(res)
  File "/usr/lib/python3/dist-packages/matplotlib/figure.py", line 2911, in __setstate__
    mgr = plt._backend_mod.new_figure_manager_given_figure(num, self)
AttributeError: 'NoneType' object has no attribute 'new_figure_manager_given_figure'
Process SpawnPoolWorker-2:
Traceback (most recent call last):
  File "/usr/lib/python3.10/multiprocessing/process.py", line 314, in _bootstrap
    self.run()
  File "/usr/lib/python3.10/multiprocessing/process.py", line 108, in run
    self._target(*self._args, **self._kwargs)
  File "/usr/lib/python3.10/multiprocessing/pool.py", line 114, in worker
    task = get()
  File "/usr/lib/python3.10/multiprocessing/queues.py", line 367, in get
    return _ForkingPickler.loads(res)
  File "/usr/lib/python3/dist-packages/matplotlib/figure.py", line 2911, in __setstate__
    mgr = plt._backend_mod.new_figure_manager_given_figure(num, self)
AttributeError: 'NoneType' object has no attribute 'new_figure_manager_given_figure'