setup.py build gives ValueError: zero length field name in format #67

[lsf-python-api]# python setup.py build
Traceback (most recent call last):
File "setup.py", line 81, in
set_gccflag_lsf_version()
File "setup.py", line 54, in set_gccflag_lsf_version
with open('{}/lsf.conf'.format(_lsf_envdir), 'r') as f:
ValueError: zero length field name in format