﻿ Python: Count the elements in a list until an element is a tuple - w3resource

# Python Exercise: Count the elements in a list until an element is a tuple

## Python tuple: Exercise-24 with Solution

Write a Python program to count the elements in a list until an element is a tuple.

Sample Solution:-

Python Code:

``````num = [10,20,30,(10,20),40]
ctr = 0
for n in num:
if isinstance(n, tuple):
break
ctr += 1
print(ctr)
```
```

Sample Output:

```3
```

Flowchart:

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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
```