install fails owing to missing version

Trying to install via PyPi with 0.7.1, ran into this issue:

(pyenv)ingenthr-mbp:~ ingenthr$ pip install couchbase
Downloading/unpacking couchbase
Downloading couchbase-0.7.1.post1.tar.gz
Running setup.py egg_info for package couchbase
Traceback (most recent call last):
File "<string>", line 14, in <module>
File "/Users/ingenthr/opt/pyenv/build/couchbase/setup.py", line 25, in <module>
from version import get_git_version
ImportError: No module named version
Complete output from command python setup.py egg_info:
Traceback (most recent call last):

File "<string>", line 14, in <module>

File "/Users/ingenthr/opt/pyenv/build/couchbase/setup.py", line 25, in <module>

from version import get_git_version

ImportError: No module named version

----------------------------------------
Command python setup.py egg_info failed with error code 1 in /Users/ingenthr/opt/pyenv/build/couchbase
Storing complete log in /Users/ingenthr/.pip/pip.log