diff --git a/colab/proxy/management/commands/import_proxy_data.py b/colab/proxy/management/commands/import_proxy_data.py
index 1e7a825..327e932 100644
--- a/colab/proxy/management/commands/import_proxy_data.py
+++ b/colab/proxy/management/commands/import_proxy_data.py
@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 
 import importlib
+import inspect
 
 from django.core.management.base import BaseCommand
 from django.conf import settings
@@ -20,7 +21,10 @@ class Command(BaseCommand):
 
             for module_item_name in dir(module):
                 module_item = getattr(module, module_item_name)
+                if not inspect.isclass(module_item):
+                    continue
                 if issubclass(module_item, ProxyDataAPI):
                     if module_item != ProxyDataAPI:
                         api = module_item()
                         api.fetchData()
+                        break
diff --git a/colab/proxy/utils/plugin.py b/colab/proxy/utils/plugin.py
index b8a3ae3..52a1a4b 100644
--- a/colab/proxy/utils/plugin.py
+++ b/colab/proxy/utils/plugin.py
@@ -34,7 +34,7 @@ class ColabPlugin(object):
 
         Example of code hotspot, might be called somewhere in the code from:
 
-        from colab.proxy.proxy.plugin import plugin_hotspot
+        from colab.proxy.utils.plugin import plugin_hotspot
         from colab.settings import PROXIED_APPS
 
 
--
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