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Which of the following is the correct syntax to convert a NumPy array arr to integer type?

easy📝 Syntax Q3 of 15
NumPy - Array Data Types
Which of the following is the correct syntax to convert a NumPy array arr to integer type?
Aarr.to_int()
Barr.astype(int)
Carr.convert(int)
Dastype(arr, int)
Step-by-Step Solution
Solution:

  1. Step 1: Recall correct method usage

    The correct syntax is to call astype() as a method on the array: arr.astype(int).

  2. Step 2: Check other options

    Other options are invalid syntax or methods that do not exist in NumPy.

  3. Final Answer:

    arr.astype(int) -> Option B

  4. Quick Check:

    Correct syntax = arr.astype(type) [OK]
Quick Trick: Use arr.astype(type) to cast types [OK]
Common Mistakes:
  • Using astype() as a standalone function
  • Trying non-existent methods like to_int()
  • Passing type incorrectly

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