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What is the use of eval in Python?

藏色散人
藏色散人Original
2019-07-01 09:39:334512browse

What is the use of eval in Python?

What is the use of eval in Python?

The eval function is to convert list, dict, tuple and str.

The str function converts list, dict, tuple into strings

1. Convert string to list

a = =(b)

2. Convert string to dictionary

a = "{1: 'a', 2: 'b'}"print(type(a))
b = eval(a)print(type(b))print(b)

3. Convert strings into tuples

a = "([1,2], [3,4], [5,6], [7,8], (9,0))"print(type(a))
b=eval(a)print(type(b))print(b)

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