♿ make exception developer-friendly. related to https://github.com/pyexcel-webwares/Flask-Excel/issues/31

pyexcel_io/database/importers/django.py

@@ -74,5 +74,7 @@ class DjangoBookWriter(BookWriter):
                 bulk_save=self._keywords.get('bulk_save', True)
             )
         else:
-            raise Exception("No django model found!")
+            raise Exception(
+                "Sheet: %s does not match any given models." % sheet_name +
+                "Please be aware of case sensitivity.")
         return sheet_writer

pyexcel_io/database/importers/sqlalchemy.py

@@ -89,5 +89,7 @@ class SQLBookWriter(BookWriter):
                 auto_commit=self.__auto_commit
             )
         else:
-            raise Exception("No suitable database adapter found!")
+            raise Exception(
+                "Sheet: %s does not match any given tables." % sheet_name +
+                "Please be aware of case sensitivity.")
         return sheet_writer