﻿ Python: Sort a tuple by its float element - w3resource # Python Exercise: Sort a tuple by its float element

## Python tuple: Exercise-23 with Solution

Write a Python program to sort a tuple by its float element.

Sample Solution:-

Python Code:

``````price = [('item1', '12.20'), ('item2', '15.10'), ('item3', '24.5')]
print( sorted(price, key=lambda x: float(x), reverse=True))
```
```

Sample Output:

```[('item3', '24.5'), ('item2', '15.10'), ('item1', '12.20')]
```

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Python Code Editor:

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## Python: Tips of the Day

Returns the maximum value of a list, after mapping each element to a value using the provided function

Example:

```def tips_max(lst, fn):
return max(map(fn, lst))

print(tips_max([{ 'n': 4 }, { 'n': 2 }, { 'n': 8 }, { 'n': 6 }], lambda v : v['n']))
```

Output:

```8
```