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what is list comprehension in Python?
Can i use if else statement in that. Explain me in simple words.
3 Respostas
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List comprehensions provide a concise way to create lists. It consists of brackets containing an expression followed by a for clause, then zero or more for or if clauses. The expressions can be anything, meaning you can put in all kinds of objects in lists. The result will be a new list resulting from evaluating the expression in the context of the for and if clauses which follow it. The list comprehension always returns a result list.
The basic syntax is
= [ expression for item in list if conditional ]
e.g
x=[i for i in range(10) if i%2==0]
print(x) #output=[0,2,4,6,8]
0
#you can;
#Example
styles=["bold", "underlined", "italic", "colourful"]
style=input("Enter a style: ")
print(style)
if(style in styles):
print("You entered a style")
else:
print("You didnt enter a style")