This is documentation for an old release of NumPy (version 1.3.). Read this page Search for this page in the documentation of the latest stable release (version > 1.17).

numpy.isscalar

numpy.isscalar(num)

Returns True if the type of num is a scalar type.

Parameters:

num : any

Input argument.

Returns:

val : bool

True if num is a scalar type, False if it is not.

Examples

>>> np.isscalar(3.1)
True
>>> np.isscalar([3.1])
False
>>> np.isscalar(False)
True