# Scientific Computing with Python Projects - Probability Calculator

### Tell us what’s happening:

Describe your issue in detail here.

### Your code so far

``````import copy
import random

class Hat:
def __init__(self, **contents):
self.contents = [flattened for sublist in (((key.split(' '))*value) for key, value in contents.items()) for flattened in sublist]
self.contents_copy = copy.deepcopy(self.contents)

# draw the ball from hat & update the list of the hat
def draw(self, no_draw):
if no_draw > len(self.contents):
self.contents = copy.deepcopy(self.contents_copy)
# randomly choosen ball based on no of draw
drawn_ball = random.sample(self.contents, no_draw)

# update list after ball is drawn
count = 0
for draw in drawn_ball:
count = 0
for ball in self.contents:
if count < 1:
if ball == draw:
self.contents.remove(ball)
count += 1
else:
continue
return drawn_ball

def experiment(hat, expected_balls, num_balls_drawn, num_experiments):
total = 0
for _ in range(num_experiments):
ball_drawn = hat.draw(num_balls_drawn)

# turn ball_drawn list into dictionaries
ball_drawn_dict = {}
for x in ball_drawn:
if x in ball_drawn_dict:
ball_drawn_dict[x] += 1
else:
ball_drawn_dict[x] = 1

total += counting(expected_balls, ball_drawn_dict)

def counting(expected_ball, ball_drawn_dict):
count = 0
if all(key in ball_drawn_dict and ball_drawn_dict[key] == value for key, value in expected_ball.items()):
count += 1
return count
``````

i didn’t pass test 3, can you check what’s wrong.

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### Challenge Information:

Scientific Computing with Python Projects - Probability Calculator

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i didn’t pass test 3, can you check what’s wrong. When i test in vscode everything is ok