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Diffstat (limited to 'lib/python2.7/site-packages/SQLAlchemy-0.7.0-py2.7-linux-x86_64.egg/sqlalchemy/connectors/mysqldb.py')
-rwxr-xr-xlib/python2.7/site-packages/SQLAlchemy-0.7.0-py2.7-linux-x86_64.egg/sqlalchemy/connectors/mysqldb.py150
1 files changed, 0 insertions, 150 deletions
diff --git a/lib/python2.7/site-packages/SQLAlchemy-0.7.0-py2.7-linux-x86_64.egg/sqlalchemy/connectors/mysqldb.py b/lib/python2.7/site-packages/SQLAlchemy-0.7.0-py2.7-linux-x86_64.egg/sqlalchemy/connectors/mysqldb.py
deleted file mode 100755
index 189c412a..00000000
--- a/lib/python2.7/site-packages/SQLAlchemy-0.7.0-py2.7-linux-x86_64.egg/sqlalchemy/connectors/mysqldb.py
+++ /dev/null
@@ -1,150 +0,0 @@
-"""Define behaviors common to MySQLdb dialects.
-
-Currently includes MySQL and Drizzle.
-
-"""
-
-from sqlalchemy.connectors import Connector
-from sqlalchemy.engine import base as engine_base, default
-from sqlalchemy.sql import operators as sql_operators
-from sqlalchemy import exc, log, schema, sql, types as sqltypes, util
-from sqlalchemy import processors
-import re
-
-# the subclassing of Connector by all classes
-# here is not strictly necessary
-
-class MySQLDBExecutionContext(Connector):
-
- @property
- def rowcount(self):
- if hasattr(self, '_rowcount'):
- return self._rowcount
- else:
- return self.cursor.rowcount
-
-class MySQLDBCompiler(Connector):
- def visit_mod(self, binary, **kw):
- return self.process(binary.left) + " %% " + self.process(binary.right)
-
- def post_process_text(self, text):
- return text.replace('%', '%%')
-
-class MySQLDBIdentifierPreparer(Connector):
-
- def _escape_identifier(self, value):
- value = value.replace(self.escape_quote, self.escape_to_quote)
- return value.replace("%", "%%")
-
-class MySQLDBConnector(Connector):
- driver = 'mysqldb'
- supports_unicode_statements = False
- supports_sane_rowcount = True
- supports_sane_multi_rowcount = True
-
- supports_native_decimal = True
-
- default_paramstyle = 'format'
-
- @classmethod
- def dbapi(cls):
- # is overridden when pymysql is used
- return __import__('MySQLdb')
-
- def do_executemany(self, cursor, statement, parameters, context=None):
- rowcount = cursor.executemany(statement, parameters)
- if context is not None:
- context._rowcount = rowcount
-
- def create_connect_args(self, url):
- opts = url.translate_connect_args(database='db', username='user',
- password='passwd')
- opts.update(url.query)
-
- util.coerce_kw_type(opts, 'compress', bool)
- util.coerce_kw_type(opts, 'connect_timeout', int)
- util.coerce_kw_type(opts, 'client_flag', int)
- util.coerce_kw_type(opts, 'local_infile', int)
- # Note: using either of the below will cause all strings to be returned
- # as Unicode, both in raw SQL operations and with column types like
- # String and MSString.
- util.coerce_kw_type(opts, 'use_unicode', bool)
- util.coerce_kw_type(opts, 'charset', str)
-
- # Rich values 'cursorclass' and 'conv' are not supported via
- # query string.
-
- ssl = {}
- for key in ['ssl_ca', 'ssl_key', 'ssl_cert', 'ssl_capath', 'ssl_cipher']:
- if key in opts:
- ssl[key[4:]] = opts[key]
- util.coerce_kw_type(ssl, key[4:], str)
- del opts[key]
- if ssl:
- opts['ssl'] = ssl
-
- # FOUND_ROWS must be set in CLIENT_FLAGS to enable
- # supports_sane_rowcount.
- client_flag = opts.get('client_flag', 0)
- if self.dbapi is not None:
- try:
- CLIENT_FLAGS = __import__(
- self.dbapi.__name__ + '.constants.CLIENT'
- ).constants.CLIENT
- client_flag |= CLIENT_FLAGS.FOUND_ROWS
- except (AttributeError, ImportError):
- pass
- opts['client_flag'] = client_flag
- return [[], opts]
-
- def _get_server_version_info(self, connection):
- dbapi_con = connection.connection
- version = []
- r = re.compile('[.\-]')
- for n in r.split(dbapi_con.get_server_info()):
- try:
- version.append(int(n))
- except ValueError:
- version.append(n)
- return tuple(version)
-
- def _extract_error_code(self, exception):
- return exception.args[0]
-
- def _detect_charset(self, connection):
- """Sniff out the character set in use for connection results."""
-
- # Note: MySQL-python 1.2.1c7 seems to ignore changes made
- # on a connection via set_character_set()
- if self.server_version_info < (4, 1, 0):
- try:
- return connection.connection.character_set_name()
- except AttributeError:
- # < 1.2.1 final MySQL-python drivers have no charset support.
- # a query is needed.
- pass
-
- # Prefer 'character_set_results' for the current connection over the
- # value in the driver. SET NAMES or individual variable SETs will
- # change the charset without updating the driver's view of the world.
- #
- # If it's decided that issuing that sort of SQL leaves you SOL, then
- # this can prefer the driver value.
- rs = connection.execute("SHOW VARIABLES LIKE 'character_set%%'")
- opts = dict([(row[0], row[1]) for row in self._compat_fetchall(rs)])
-
- if 'character_set_results' in opts:
- return opts['character_set_results']
- try:
- return connection.connection.character_set_name()
- except AttributeError:
- # Still no charset on < 1.2.1 final...
- if 'character_set' in opts:
- return opts['character_set']
- else:
- util.warn(
- "Could not detect the connection character set with this "
- "combination of MySQL server and MySQL-python. "
- "MySQL-python >= 1.2.2 is recommended. Assuming latin1.")
- return 'latin1'
-