def _num_samples(x):
    """Return number of samples in array-like x."""
    if not hasattr(x, '__len__') and not hasattr(x, 'shape'):
        if hasattr(x, '__array__'):
            x = np.asarray(x)
        else:
            raise TypeError("Expected sequence or array-like, got %r" % x)
    return x.shape[0] if hasattr(x, 'shape') else len(x)
def _num_samples(x):
    """Return number of samples in array-like x."""
    if not hasattr(x, '__len__') and not hasattr(x, 'shape'):
        if hasattr(x, '__array__'):
            x = np.asarray(x)
        else:
            raise TypeError("Expected sequence or array-like, got %r" % x)
    return x.shape[0] if hasattr(x, 'shape') else len(x)
def _num_samples ( x ) : if not hasattr ( x , '__len__' ) and not hasattr ( x , 'shape' ) : if hasattr ( x , '__array__' ) : x = np . asarray ( x ) else : raise TypeError ( "Expected sequence or array-like, got %r" % x ) return x . shape [ 0 ] if hasattr ( x , 'shape' ) else len ( x )
Return number of samples in array-like x.
Return number of samples in array - like x .