removed the "create_execution_context()" method from dialects and replaced

with a more succinct "dialect.execution_ctx_cls" member

1 files changed, 6 insertions, 10 deletions

diff --git a/lib/sqlalchemy/databases/sybase.py b/lib/sqlalchemy/databases/sybase.py
index b464a3bcb..75b208056 100644
--- a/lib/sqlalchemy/databases/sybase.py
+++ b/lib/sqlalchemy/databases/sybase.py
@@ -455,7 +455,8 @@ class SybaseSQLDialect(default.DefaultDialect):
     supports_unicode_statements = False
     supports_sane_rowcount = False
     supports_sane_multi_rowcount = False
-
+    execution_ctx_cls = SybaseSQLExecutionContext
+    
     def __new__(cls, dbapi=None, *args, **kwargs):
         if cls != SybaseSQLDialect:
             return super(SybaseSQLDialect, cls).__new__(cls, *args, **kwargs)
@@ -489,9 +490,6 @@ class SybaseSQLDialect(default.DefaultDialect):
                 raise ImportError('No DBAPI module detected for SybaseSQL - please install mxodbc')
     dbapi = classmethod(dbapi)
 
-    def create_execution_context(self, *args, **kwargs):
-        return SybaseSQLExecutionContext(self, *args, **kwargs)
-
     def type_descriptor(self, typeobj):
         newobj = sqltypes.adapt_type(typeobj, self.colspecs)
         return newobj
@@ -628,6 +626,8 @@ class SybaseSQLDialect(default.DefaultDialect):
 
 
 class SybaseSQLDialect_mxodbc(SybaseSQLDialect):
+    execution_ctx_cls = SybaseSQLExecutionContext_mxodbc
+    
     def __init__(self, **params):
         super(SybaseSQLDialect_mxodbc, self).__init__(**params)
 
@@ -656,9 +656,6 @@ class SybaseSQLDialect_mxodbc(SybaseSQLDialect):
         #return True
         return False
 
-    def create_execution_context(self, *args, **kwargs):
-        return SybaseSQLExecutionContext_mxodbc(self, *args, **kwargs)
-
     def do_execute(self, cursor, statement, parameters, context=None, **kwargs):
         super(SybaseSQLDialect_mxodbc, self).do_execute(cursor, statement, parameters, context=context, **kwargs)
 
@@ -675,6 +672,8 @@ class SybaseSQLDialect_mxodbc(SybaseSQLDialect):
 
 
 class SybaseSQLDialect_pyodbc(SybaseSQLDialect):
+    execution_ctx_cls = SybaseSQLExecutionContext_pyodbc
+    
     def __init__(self, **params):
         super(SybaseSQLDialect_pyodbc, self).__init__(**params)
         self.dbapi_type_map = {'getdate' : SybaseDate_pyodbc()}
@@ -701,9 +700,6 @@ class SybaseSQLDialect_pyodbc(SybaseSQLDialect):
         #return True
         return False
 
-    def create_execution_context(self, *args, **kwargs):
-        return SybaseSQLExecutionContext_pyodbc(self, *args, **kwargs)
-
     def do_execute(self, cursor, statement, parameters, context=None, **kwargs):
         super(SybaseSQLDialect_pyodbc, self).do_execute(cursor, statement, parameters, context=context, **kwargs)