otp.math.sign#

sign(value)#

Compute the sign of the value.

Parameters:: value (int, float, decimal, Operation, Column)
Return type:: Operation

Examples

>>> data = otp.Ticks(A=[123, 0, -123])
>>> data['SIGN'] = otp.math.sign(data['A'])
>>> otp.run(data)
                     Time    A  SIGN
0 2003-12-01 00:00:00.000  123     1
1 2003-12-01 00:00:00.001    0     0
2 2003-12-01 00:00:00.002 -123    -1