def load_core_file(core_fp):
with open(core_fp, "<STR_LIT>") as in_f:<EOL><INDENT>return {otu_name(ast.literal_eval(line.split("<STR_LIT:\t>")[<NUM_LIT:1>]))<EOL>for line in in_f.readlines()[<NUM_LIT:1>:]}<EOL><DEDENT>
For core OTU data file, returns Genus-species identifier for each data
entry.
:type core_fp: str
:param core_fp: A file containing core OTU data.
:rtype: str
:return: Returns genus-species identifier based on identified taxonomical
         level.