otp.ops.str_to_utf8#

str_to_utf8(value, encoding)#

Returns the specified string value re-encoded from encoding to UTF-8.

Parameters:

value (str, Operation)
encoding (str, Operation)

Return type:

Operation

Examples

Encoding string literal:

>>> data = otp.Tick(A=otp.ops.str_to_utf8('hello', encoding='ascii'))
>>> otp.run(data)
        Time      A
0 2003-12-01  hello

Encoding each string in a column:

>>> data = otp.Ticks(A=['hello', 'world'])
>>> data['X'] = otp.ops.str_to_utf8(data['A'], encoding='ascii')
>>> otp.run(data)
                     Time      A      X
0 2003-12-01 00:00:00.000  hello  hello
1 2003-12-01 00:00:00.001  world  world