new module for Feature #61

lib/core/replication.py

@@ -0,0 +1,47 @@
+import sqlite3
+
+
+class Replication:
+    def __init__(self, dbpath):
+        self.dbpath = dbpath
+        self.connection = sqlite3.connect(dbpath)
+        self.connection.isolation_level = None
+        self.cursor = self.connection.cursor()
+        
+    class DataType:
+        def __init__(self, name):
+            self.name = name
+
+        def __str__(self):
+            return self.name
+
+        def __repr__(self):
+            return "<DataType: %s>" % self
+       
+    class Table:
+        def __init__(self, parent, name, columns, typeless=False):
+            self.parent = parent
+            self.name = name
+            self.columns = columns
+            if not typeless:
+                self.parent.cursor.execute('CREATE TABLE %s (%s)' % (name, ','.join('%s %s' % (colname, coltype) for colname, coltype in columns)))
+            else:
+                self.parent.cursor.execute('CREATE TABLE %s (%s)' % (name, ','.join(colname for colname in columns)))
+            
+        def insert(self, rows):
+            self.parent.cursor.executemany('INSERT INTO %s VALUES (?,?,?,?,?)' % self.name, rows)
+
+
+    NULL = DataType('NULL')
+    INTEGER = DataType('INTEGER')
+    REAL = DataType('REAL')
+    TEXT = DataType('TEXT')
+    BLOB = DataType('BLOB')
+    
+    def createTable(self, name, columns):
+        return Table(self, name, columns)
+    
+    def __del__(self):
+        self.cursor.close()
+        self.connection.close()
+