ÿØÿàJFIFÿþ ÿÛC       ÿÛC ÿÀÿÄÿÄ"#QrÿÄÿÄ&1!A"2qQaáÿÚ ?Øy,æ/3JæݹÈ߲؋5êXw²±ÉyˆR”¾I0ó2—PI¾IÌÚiMö¯–þrìN&"KgX:Šíµ•nTJnLK„…@!‰-ý ùúmë;ºgµŒ&ó±hw’¯Õ@”Ü— 9ñ-ë.²1<yà‚¹ïQÐU„ہ?.’¦èûbß±©Ö«Âw*VŒ) `$‰bØԟ’ëXÖ-ËTÜíGÚ3ð«g Ÿ§¯—Jx„–’U/ÂÅv_s(Hÿ@TñJÑãõçn­‚!ÈgfbÓc­:él[ðQe 9ÀPLbÃãCµm[5¿ç'ªjglå‡Ûí_§Úõl-;"PkÞÞÁQâ¼_Ñ^¢SŸx?"¸¦ùY騐ÒOÈ q’`~~ÚtËU¹CڒêV  I1Áß_ÿÙ# sybase/pyodbc.py # Copyright (C) 2005-2019 the SQLAlchemy authors and contributors # # # This module is part of SQLAlchemy and is released under # the MIT License: http://www.opensource.org/licenses/mit-license.php """ .. dialect:: sybase+pyodbc :name: PyODBC :dbapi: pyodbc :connectstring: sybase+pyodbc://:@[/] :url: http://pypi.python.org/pypi/pyodbc/ Unicode Support --------------- The pyodbc driver currently supports usage of these Sybase types with Unicode or multibyte strings:: CHAR NCHAR NVARCHAR TEXT VARCHAR Currently *not* supported are:: UNICHAR UNITEXT UNIVARCHAR """ # noqa import decimal from sqlalchemy import processors from sqlalchemy import types as sqltypes from sqlalchemy.connectors.pyodbc import PyODBCConnector from sqlalchemy.dialects.sybase.base import SybaseDialect from sqlalchemy.dialects.sybase.base import SybaseExecutionContext class _SybNumeric_pyodbc(sqltypes.Numeric): """Turns Decimals with adjusted() < -6 into floats. It's not yet known how to get decimals with many significant digits or very large adjusted() into Sybase via pyodbc. """ def bind_processor(self, dialect): super_process = super(_SybNumeric_pyodbc, self).bind_processor(dialect) def process(value): if self.asdecimal and isinstance(value, decimal.Decimal): if value.adjusted() < -6: return processors.to_float(value) if super_process: return super_process(value) else: return value return process class SybaseExecutionContext_pyodbc(SybaseExecutionContext): def set_ddl_autocommit(self, connection, value): if value: connection.autocommit = True else: connection.autocommit = False class SybaseDialect_pyodbc(PyODBCConnector, SybaseDialect): execution_ctx_cls = SybaseExecutionContext_pyodbc colspecs = {sqltypes.Numeric: _SybNumeric_pyodbc} dialect = SybaseDialect_pyodbc