Don't fail if a package was not found

This commit is contained in:
Victor Zverovich 2016-05-31 08:49:34 -07:00
parent d25e07660e
commit 5e70843a73

View File

@ -10,11 +10,14 @@ def pip_install(package, commit=None, **kwargs):
"Install package using pip."
min_version = kwargs.get('min_version')
if min_version:
from pkg_resources import get_distribution
installed_version = get_distribution(os.path.basename(package)).version
if LooseVersion(installed_version) >= min_version:
print('{} {} already installed'.format(package, min_version))
return
from pkg_resources import get_distribution, DistributionNotFound
try:
installed_version = get_distribution(os.path.basename(package)).version
if LooseVersion(installed_version) >= min_version:
print('{} {} already installed'.format(package, min_version))
return
except DistributionNotFound:
pass
if commit:
package = 'git+git://github.com/{0}.git@{1}'.format(package, commit)
print('Installing {}'.format(package))