ASE 15.7 sybpydb error - UCS2_decode

Can anyone help me resolve the following error.

File "test.py", line 55, in <module>

import sybpydb

ImportError:  /opt/...../OCS-15_0/python/python26_64r/lib/sybpydb.so: undefined symbol: PyUnicodeUCS2_Decode

Anaconda python version that is being used is 2.7.11 and the OS is Red Hat enterprise 5.11.   Also the base version of python is 2.4.3

isql -v shows the sybase versino as 15.7/P-EBF23777 SP133

DRV.15.7.0.13

BUILD 1570-047

dated March 24th 2015

the python is installed as UCS4 since the maxunicode value is 1114111

Thanks in advance.