Aperçu des questions

1. 1. What is the main difference between a Python list and a numpy.ndarray?
2. 2. What is a.shape?

   import numpy as np
   a = np.array([[1, 2, 3], [4, 5, 6]])
   print(a.shape)

3. 3. What does this print?

   a = np.arange(6).reshape(2, 3)
   print(a.sum(axis=0))

4. 4. What is the broadcast output shape?

   a = np.array([[1], [2], [3]])     # shape (3, 1)
   b = np.array([10, 20, 30])         # shape (3,)
   print((a + b).shape)

5. 5. Default dtype of np.array([1, 2, 3]) on a 64-bit OS?

… et 15 autres questions.

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