Use a constant for versions

deluge/_libtorrent.py

@@ -25,6 +25,7 @@ except ImportError:
     import libtorrent as lt
 
 REQUIRED_VERSION = '1.1.2.0'
+LT_VERSION = lt.__version__
 
-if VersionSplit(lt.__version__) < VersionSplit(REQUIRED_VERSION):
+if VersionSplit(LT_VERSION) < VersionSplit(REQUIRED_VERSION):
     raise ImportError('Deluge %s requires libtorrent >= %s' % (get_version(), REQUIRED_VERSION))

deluge/core/core.py

@@ -24,7 +24,7 @@ from twisted.web.client import getPage
 import deluge.common
 import deluge.component as component
 from deluge import path_chooser_common
-from deluge._libtorrent import lt
+from deluge._libtorrent import lt, LT_VERSION
 from deluge.common import PY2
 from deluge.configmanager import ConfigManager, get_config_dir
 from deluge.core.alertmanager import AlertManager
@@ -97,6 +97,8 @@ SESSION_RATES_MAPPING = {
     'upload_rate': 'net.sent_bytes',
 }
 
+DELUGE_VER = deluge.common.get_version()
+
 
 class Core(component.Component):
     def __init__(self, listen_interface=None, read_only_config_keys=None):
@@ -1058,7 +1060,7 @@ class Core(component.Component):
         :rtype: string
 
         """
-        return lt.__version__
+        return LT_VERSION
 
     @export
     def get_completion_paths(self, args):

deluge/ui/baseargparser.py

@@ -89,8 +89,8 @@ argparse.ArgumentParser.set_default_subparser = set_default_subparser
 def get_version():
     version_str = '%s\n' % (common.get_version())
     try:
-        from deluge._libtorrent import lt
-        version_str += 'libtorrent: %s\n' % lt.__version__
+        from deluge._libtorrent import LT_VERSION
+        version_str += 'libtorrent: %s\n' % LT_VERSION
     except ImportError:
         pass
     version_str += 'Python: %s\n' % platform.python_version()

setup.py

@@ -360,8 +360,8 @@ class Build(_build):
         # Run all sub-commands (at least those that need to be run).
         _build.run(self)
         try:
-            from deluge._libtorrent import lt
-            print('Info: Found libtorrent ({}) installed.'.format(lt.__version__))
+            from deluge._libtorrent import LT_VERSION
+            print('Info: Found libtorrent ({}) installed.'.format(LT_VERSION))
         except ImportError as ex:
             print('Warning: libtorrent (libtorrent-rasterbar) not found: %s' % ex)