Each person generates a corresponding lottery code;
Begin drawing lots;
Announce the winning result;
The writing of this case is relatively simple. The actual production environment is much more complicated than this. However, the basic logic is still the same...
import random
def get_random_code(num_code):"""
Generate and return a random verification code
: param num_code:Random verification code digits
"""
list_code =[]for i inrange(num_code):
# (1) Randomly generate three kinds of characters
# （1-1) Randomly generate 0~Number 9
num =str(random.randint(0,9))
# （1-2) Randomly generate lowercase letters
lower_alphabet =chr(random.randint(97,122))
# （1-3) Randomly generate uppercase letters
upper_alphabet =chr(random.randint(65,90))
# (2) Randomly sample a character again
random_code = random.choice([num, lower_alphabet, upper_alphabet])
# (3) Save randomly selected characters
list_code.append(random_code)return"".join(list_code)
def main():
# Total number of draws
draw_num =30
# Total number of winners
draw_result_num =10
# List of total lottery codes
draw_list =[]
# List of winning lottery codes
draw_result_list =[]
# (1) Simulate to generate the lottery code. Actually, everyone should get the lottery code by themselves. Now use the loop to simulate
for i inrange(draw_num):
draw_code =get_random_code(6)while draw_code in draw_list:
# Repeat label, need to regenerate lottery code
draw_code =get_random_code(6)else:
# Add the generated tag code to the list
draw_list.append(draw_code)
# (2) Simulate the process of drawing lots
print("Produced a total of{}Lottery codes:{}".format(draw_num, draw_list))for i inrange(draw_result_num):
# NO1:In this way, a total of the generated lottery codes will be deleted, so other methods are still used
# random_index = random.randint(0,len(draw_list)-1)
# draw_result_list.append(draw_list.pop(random_index))
# NO2:
a =0
b =len(draw_list)-1
draw_code = draw_list[random.randint(a, b)]while draw_code in draw_result_list:
# Duplicate labels and draw lots
draw_code = draw_list[random.randint(a, b)]else:
# Add the lottery code to the list
draw_result_list.append(draw_code)
# (3) Announce the lottery results
print("{}The lottery codes for the winning lottery are as follows:".format(draw_result_num))for item in draw_result_list:print(item)if __name__ =='__main__':main()
The console output:
A total of 30 lottery codes were generated: ['511uCZ','nAYBf8', '6I92sq', '206FxX', '1WMHCb','sdJUMU','e4A85p', '14Ae35','n4xA44', '94i4eG', ' L8981K', '11wtyN','i5k5Xk', '7S8Tf7','cGC4Ku','f8dM40','nBi958','ELDVqz','MQZFJQ','hPPqh5','Qr682E','E2Z4X4J','Ilm ,'J71Pc1','JPZpv8','svAlm3', '9GaS9U','v8378K', '116u2b','x688xP']
10 The lottery codes for the winning lottery are as follows:
i5k5Xk
v8378K
e4A85p
J71Pc1
hPPqh5
1 WMHCb
JPZpv8
sdJUMU
9 GaS9U
MQZFJQ
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