Initial revision

1 files changed, 53 insertions, 0 deletions

diff --git a/lib/sqlalchemy/databases/sqlite.py b/lib/sqlalchemy/databases/sqlite.py
new file mode 100644
index 000000000..220892340
--- /dev/null
+++ b/lib/sqlalchemy/databases/sqlite.py
@@ -0,0 +1,53 @@
+import sys, StringIO, string, types
+
+import sqlalchemy.sql as sql
+import sqlalchemy.engine as engine
+import sqlalchemy.schema as schema
+import sqlalchemy.ansisql as ansisql
+from sqlalchemy.ansisql import *
+
+from pysqlite2 import dbapi2 as sqlite
+        
+colspecs = {        
+    schema.INT : "INTEGER",
+    schema.CHAR : "CHAR(%(length)s)",
+    schema.VARCHAR : "VARCHAR(%(length)s)",
+    schema.TEXT : "TEXT",
+    schema.FLOAT : "NUMERIC(%(precision)s, %(length)s)",
+    schema.DECIMAL : "NUMERIC(%(precision)s, %(length)s)",
+    schema.TIMESTAMP : "TIMESTAMP",
+    schema.DATETIME : "TIMESTAMP",
+    schema.CLOB : "TEXT",
+    schema.BLOB : "BLOB",
+    schema.BOOLEAN : "BOOLEAN",
+}
+
+def engine(filename, **params):
+    return SQLiteSQLEngine(filename, **params)
+    
+class SQLiteSQLEngine(ansisql.ANSISQLEngine):
+    def __init__(self, filename, **params):
+        self.filename = filename
+        ansisql.ANSISQLEngine.__init__(self, **params)
+    
+    def connect_args(self):
+        return ([self.filename], {})
+        
+    def dbapi(self):
+        return sqlite
+        
+    def columnimpl(self, column):
+        return SQLiteColumnImpl(column)
+
+class SQLiteColumnImpl(sql.ColumnSelectable):
+    def _get_specification(self):
+        coltype = self.column.type
+        if type(coltype) == types.ClassType:
+            key = coltype
+        else:
+            key = coltype.__class__
+
+        return self.name + " " + colspecs[key] % {'precision': getattr(coltype, 'precision', None), 'length' : getattr(coltype, 'length', None)}
+
+    
+