Python List, Set and Dict Comprehensions
List Comprehensions
List comprehension examples: https://youtube.com/shorts/cnSLqqx_huQ?si=5J19IZzT23VvtDmp
- List Comprehension with Easy-to-Understand Code Example
- Create a list of squares of all even numbers
- How to Convert List Elements to Upper Case
- How to: Use list comprehension for DATA CLEANING
- Real-Life Use Case for List Comprehension
Dict Comprehension
Dictionary comprehensions are a powerful and concise way to create dictionaries in Python.
Syntax:
{key_expression: value_expression for item in iterable if condition}
Key Terms
True/False (Mark T for True and F for False)
Answer Key (True/False):
Multiple Choice (Select the best answer)
- Which function would you use to determine the type of a variable in Python?
- A) id()
- B) type()
- C) str()
- D) isinstance()
#28 What is a list comprehension in Python?
Watch the Video Tutorial for the Answer: https://youtu.be/1fVckZom4K0
#python #pythonpoll #MCQsTest #yasirbhutta
a. A way to create a list using a for loop and if conditions b. A way to create a list using a while loop and if conditions c. A way to create a dictionary using a for loop and if conditions d. A way to create a tuple using a for loop and if conditions Answer: a
#29 What is the basic syntax of a list comprehension in Python?
Watch the Video Tutorial for the Answer: https://youtu.be/1fVckZom4K0
#python #pythonpoll #MCQsTest #yasirbhutta
a. [expression for item in list if condition] b. (expression for item in list if condition) c. {expression for item in list if condition} d. {expression while item in list if condition}
Answer: a
How can you use multiple if conditions in a list comprehension? a. [expression for item in list if condition1 and condition2] b. [expression for item in list if condition1 or condition2] c. [expression for item in list if condition1 & condition2] d. [expression for item in list if condition1 | condition2] Answer: a
Can you use a list comprehension to create a nested list in Python? a. Yes b. No Answer: a
#30 How can you create a list of squares of all even numbers in a given list using a list comprehension?
Watch the Video Tutorial for the Answer: https://youtu.be/4qy1QRTn6r4
#python #pythonpoll #MCQsTest #yasirbhutta
a. [x2 for x in list if x % 2 == 0] b. [x for x in list if x % 2 == 0]2 c. [x2 for x in list if x % 2 != 0] d. [x for x in list if x % 2 != 0]2 Answer: a
Watch this video for the answer:
Answer key (Mutiple Choice):
Fill in the Blanks
Answer Key (Fill in the Blanks):