﻿ NumPy: Remove the first dimension from a given array of shape (1,3,4) - w3resource # NumPy: Remove the first dimension from a given array of shape (1,3,4)

## NumPy: Array Object Exercise-195 with Solution

Write a NumPy program to remove the first dimension from a given array of shape (1,3,4).

Sample array:
[[[1, 2, 3, 4],
[0, 1, 3, 4],
[5, 0, 3, 2]]])

Sample Solution:

Python Code:

``````import numpy as np
nums = np.array([[[1, 2, 3, 4],
[0, 1, 3, 4],
[5, 0, 3, 2]]])
print('Shape of the said array:')
print(nums.shape)
print("\nAfter removing the first dimension of the shape of the said array:")
```
```

Sample Output:

```Shape of the said array:
(1, 3, 4)

After removing the first dimension of the shape of the said array:
```

Python Code Editor:

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## Python: Tips of the Day

Set comprehension:

```>>> m = {x ** 2 for x in range(5)}
>>> m
{0, 1, 4, 9, 16}
```