# Python Set issubset() Method Example

Python Set issubset() Method Example

Python Set issubset() is an inbuilt function that is used to find whether a set is a subset of another set or not. If all the elements of one set are present in another set, then the first set is called a subset of the second set. Means, the second set must contain values that are present in the first set.

Lets, assume A={1,2,4} and B={1,2,3,4,5} are two sets. So we can see the following figure.

### Python Set issubset() Method

Python set issubset() method returns True if all items of a set are present in another set (passed as an argument). If not, then it returns False. The set A is said to be the subset of set B if all items of A are in B. Here, set A is a subset of B.

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