Merge branch 'python' of github.com:rtCamp/easyengine into python

Author: MiteshShah

ee/core/aptget.py

@@ -64,19 +64,6 @@ def install_package(self, package_name):
                     except Exception as e:
                         Log.debug(self, str(e))
                         Log.error(self, str(e))
-
-                    try:
-                        #apt_pkg.PkgSystemUnLock()
-                        result = apt_cache.commit()
-                        #apt_cache.close()
-                        return result
-                    except SystemError as e:
-                        Log.debug(self, 'SystemError: ' + str(e))
-                        Log.error(self, 'SystemError: ' + str(e))
-                        #apt_cache.close()
-                    except Exception as e:
-                        Log.debug(self, str(e))
-                        Log.error(self, str(e))
             else:
                 #apt_cache.close()
                 Log.error(self, 'Unknown package selected (' +
@@ -86,6 +73,20 @@ def install_package(self, package_name):
             if not install_package(self, package):
                 continue
 
+        if apt_cache.install_count > 0:
+            try:
+                #apt_pkg.PkgSystemUnLock()
+                result = apt_cache.commit()
+                #apt_cache.close()
+                return result
+            except SystemError as e:
+                Log.debug(self, 'SystemError: ' + str(e))
+                Log.error(self, 'SystemError: ' + str(e))
+                #apt_cache.close()
+            except Exception as e:
+                Log.debug(self, str(e))
+                Log.error(self, str(e))
+
     def remove(self, packages, auto=False, purge=False):
         """
             Similar to `apt-get remove/purge`