otp.ops.set_byte#

set_byte(value, index, byte_value)#

Returns a string with byte at position index (0-based) of string value changed to byte_value.

If index is outside of value’s boundaries, returned string is identical to value.

Parameters:

value (str, Operation)
index (int, Operation)
byte_value (int, Operation)

Return type:

Operation

Examples

Change byte in string literal:

>>> data = otp.Tick(A=otp.ops.set_byte('hello', 2, 88))
>>> otp.run(data)
        Time      A
0 2003-12-01  heXlo

Change byte for each string in a column:

>>> data = otp.Ticks(A=[0, 1, 2, 3, 4, 5])
>>> data['X'] = otp.ops.set_byte('hello', data['A'], 88)
>>> otp.run(data)
                     Time  A      X
0 2003-12-01 00:00:00.000  0  Xello
1 2003-12-01 00:00:00.001  1  hXllo
2 2003-12-01 00:00:00.002  2  heXlo
3 2003-12-01 00:00:00.003  3  helXo
4 2003-12-01 00:00:00.004  4  hellX
5 2003-12-01 00:00:00.005  5  hello