4 examples of 'r create vector of zeros' in Python

152
@staticmethod
153
def zeros():
154
    return Vector3(0, 0, 0)

770
def zeros(ctx, *args, **kwargs):
771
    """
772
    Create matrix m x n filled with zeros.
773
    One given dimension will create square matrix n x n.
774
775
    Example:
776
    >>> from mpmath import zeros, mp
777
    >>> mp.pretty = False
778
    >>> zeros(2)
779
    matrix(
780
    [['0.0', '0.0'],
781
     ['0.0', '0.0']])
782
    """
783
    if len(args) == 1:
784
        m = n = args[0]
785
    elif len(args) == 2:
786
        m = args[0]
787
        n = args[1]
788
    else:
789
        raise TypeError('zeros expected at most 2 arguments, got %i' % len(args))
790
    A = ctx.matrix(m, n, **kwargs)
791
    for i in xrange(m):
792
        for j in xrange(n):
793
            A[i,j] = 0
794
    return A

77
def _zeromatrix(shape):
78
    return numpy.zeros(shape)

1
def zeros(n):
2
    sum = 0
3
    while n > 0:
4
        sum += n / 5
5
        n /= 5
6
    return sum