2022-2023/2nd/18_Echantillonnage/echantillons.py

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from random import random
def piece_builder(p):
def piece():
r = random()
if r < p:
return "pile"
return "face"
return piece
piece1 = piece_builder(0.5)
piece2 = piece_builder(0.4)
piece3 = piece_builder(0.2)
def de_builder(steps):
assert sorted(steps) == steps
assert steps[-1] == 1
def de():
r = random()
for i in range(6):
if r < steps[i]:
return i+1
return de
de1 = de_builder([(i+1)*1/6 for i in range(6)])
de2 = de_builder([0.1, 0.2, 0.3, 0.4, 0.5, 1])
de3 = de_builder([0.01, 0.3, 0.4, 0.6, 0.8, 1])