adding a message before loading the plugin with a try except

AnnularChecker/__init__.py

@@ -1,2 +1,6 @@
-from .annular_checker import annular_check
-annular_check().register()
+import wx
+try:
+    from .annular_checker import annular_check
+    annular_check().register()
+except Exception as e:
+    wx.LogMessage('annular checker plugin error\n'+str(e))

AnnularChecker/annular_checker.py

@@ -15,7 +15,7 @@
 
 global mm_ius, DRL_EXTRA, AR_SET, AR_SET_V, DRL_EXTRA_ius, MIN_AR_SIZE, MIN_AR_SIZE_V, found_violations, LogMsg, ___version___
 
-___version___="1.7.1"
+___version___="1.7.2"
 
 #wx.LogMessage("My message")
 mm_ius = 1000000.0