/Python/Dictionary changed size during iteration after pop function

Dictionary changed size during iteration after pop function

cars = {
 "brand": "Tesla",
 "model": "Model S Plaid",
 "year":  2021
 }

for x in cars.keys():
  cars["color"] = "white"
print(x)

Source: delftstack.com

Dictionary changed size during iteration after pop function

import copy
cars = {
 "brand": "Tesla",
 "model": "Model S Plaid",
 "year":  2021,
 }

#creating a shallow copy
cars_copy = copy.copy(cars)

for x in cars_copy.keys():
    cars["color"] = "black"
    
print(cars)
print(cars_copy)

Source: delftstack.com

Similar codes

0 vote244 views2 answers
Change markersize in legend matplotlib
Python
2 votes264 views1 answer
Python subprocess with environment variables
Python
15 votes275 views1 answer
Python pop element
Python
33 votes226 views4 answers
Sort and reverse list in python
Python
3 votes273 views1 answer
Send email hotmail using python
Python
0 vote272 views1 answer
Delete element from matrix python
Python
24 votes305 views3 answers
Python get first character of string
Python
5 votes281 views2 answers
A2+b2=c2 calculator
Python
2 votes258 views2 answers
Subplots matplotlib examples
Python
2 votes291 views1 answer
Python get ip from hostname
Python