use pkg_resources to display version

.travis.yml

@@ -14,7 +14,6 @@ env:
 install:
   - pip install -r requirements.txt
   - sed -i "s/__VERSION__/${TRAVIS_TAG:-0.0.0}/g" setup.py
-  - sed -i "s/__VERSION__/${TRAVIS_TAG:-0.0.0}/g" scripts/qgis_plugin_ci.py
   - python setup.py install
 
 script:

scripts/qgis_plugin_ci.py

@@ -52,7 +52,8 @@ def main():
 
     # print the version and exit
     if args.version:
-        print('qgis-plugin-ci version: {}'.format('__VERSION__'))
+        import pkg_resources
+        print('qgis-plugin-ci version: {}'.format(pkg_resources.get_distribution('qgis-plugin-ci').version))
         parser.exit()
 
     # if no command is passed, print the help and exit

setup.py

@@ -22,7 +22,7 @@
         ]
     },
     package_data={'qgispluginci': ['plugins.xml.template']},
-    version='0.0.0',
+    version='__VERSION__',
     description='Let QGIS-plugin-ci package and release your QGIS plugins for you. Have a tea or go hiking meanwhile.',
     author='Denis Rouzaud',
     author_email='[email protected]',