2025-plovdiv-parallel-python/exercises/exerciseA/plot.py
2025-09-26 12:49:57 +03:00

36 lines
894 B
Python
Executable file

import os
import numpy as np
import matplotlib.pyplot as plt
# IO: This loads the timings for you
threads, timings = [], []
for file in os.listdir('timings'):
with open(f'timings/{file}', 'r') as f:
n, t = f.read().strip().split(',')
threads.append(int(n))
timings.append(float(t))
threads = np.array(threads)
timings = np.array(timings)
print('This is the data I loaded: threads =', threads, ', timings =',timings)
fig, axs = plt.subplots()
# CREATE YOUR PLOT HERE
# Remember to label your axis
# Feel free to make it pretty
difference = []
for i in range(len(timings)):
diff = (timings[i] - timings[0]) / threads[i]
difference.append(diff)
print(difference)
plt.plot(threads, difference, color='orange')
plt.xlabel('Threads')
plt.ylabel('Time (s)')
plt.title('Relative processing time per thread')
plt.savefig('threads_v_timings_2.png', dpi=300)