changed hard-coded paths to training data
changed hard-coded paths to training data

NCBI-Hackathons/Cancer_Epitopes_CSHL,NCBI-Hackathons/Cancer_Epitopes_CSHL,NCBI-Hackathons/Cancer_Epitopes_CSHL,NCBI-Hackathons/Cancer_Epitopes_CSHL,NCBI-Hackathons/Cancer_Epitopes_CSHL