Python, with its robust set of string methods, makes it relatively straightforward to manipulate text. However, when it comes to converting case, there are best practices you should follow to ...

x = np.array([_ for _ in range(1000)]) This works, but its performance is hidebound by the time it takes for Python to create a list, and for NumPy to convert that list into an array. By contrast ...

JavaScript is a favorite target language for “transpilers” that convert ... Most of Python’s common keywords and behaviors are supported, including async and await, Python 3.6 f-strings ...

If you convert a pandas Series with dtype string[pyarrow] to category, the categories will be string[pyarrow]. So far, so good. However, when you try writing the resulting object to parquet, PyArrow ...

In [28]: pa.array([np.array([[1, 2], [3, 4]])], type=pa.list_(pa.list_(pa.int64()))) ... ArrowInvalid: Can only convert 1-dimensional array values So to create a ...