From d966412ce1e3f60ab430716440a3413e87ceb2f6 2015-12-02 19:58:11
From: Miguel Valdez <miguel.urco@jro.igp.gob.pe>
Date: 2015-12-02 19:58:11
Subject: [PATCH] SChainError class has been added

---

diff --git a/schainpy/admin.py b/schainpy/admin.py
index 2c504a9..ac5af84 100644
--- a/schainpy/admin.py
+++ b/schainpy/admin.py
@@ -5,7 +5,8 @@ notification class and a standard error handing class.
 
 $Id: admin.py 3966 2015-12-01 14:32:29Z miguel.urco $
 """
-import os
+import os, sys
+import traceback
 import smtplib
 import ConfigParser
 import StringIO
@@ -164,7 +165,7 @@ class SchainNotify:
 
         Exceptions: None.
         """
-
+    
         # note that the main configuration file is unavailable 
         # the best that can be done is send an email to root using localhost mailserver
         confObj = SchainConfigure()
@@ -272,8 +273,8 @@ class SchainNotify:
         
         print "***** Your system administrator has been notified *****"
 
-class SchainError:
-    """SchainError is an exception class that is thrown for all known errors in using Schain Py lib.
+class SchainError(Exception):
+    """SchainError is an exception class that is thrown for all known errors using Schain Py lib.
 
     Usage example:
 
@@ -293,11 +294,12 @@ class SchainError:
     """
 
 
-    def __init__(self, strInterpretation, exceptionList):
+    def __init__(self, strInterpretation, exceptionList=None):
         """ __init__ gathers the interpretation string along with all information from sys.exc_info().
 
-        Inputs: strIntepretation - A string representing the programmer's interpretation of
-        why the exception occurred
+        Inputs:
+                strIntepretation - A string representing the programmer's interpretation of
+                why the exception occurred
 
                 exceptionList - a list of strings completely describing the exception.
                 Generated by traceback.format_exception(sys.exc_info()[0],
@@ -311,6 +313,11 @@ class SchainError:
         Exceptions: None.
         """
         
+        if not exceptionList:
+            exceptionList = traceback.format_exception(sys.exc_info()[0],
+                                                        sys.exc_info()[1],
+                                                        sys.exc_info()[2])
+            
         self._strInterp = strInterpretation
         self._strExcList = exceptionList
 
@@ -326,7 +333,7 @@ class SchainError:
 
         Exceptions: None.
         """
-        excStr = 'The following Schain Python exception has occurred:\n'
+        excStr = ''
         excStr = excStr + self._strInterp + '\n\n'
 
         if self._strExcList != None:
@@ -336,6 +343,7 @@ class SchainError:
         return excStr
     
     def __str__(self):
+        
         return(self.getExceptionStr())
 
 
@@ -361,7 +369,7 @@ class SchainError:
         return excStr
 
 if __name__ == '__main__':
-
+    
     test = SchainNotify()
 
     test.sendAlert('This is a message from the python module SchainNotify', 'Test from SchainNotify')