Initial Configuration Push

deps/sqlalchemy/dialects/mysql/__init__.py

@@ -0,0 +1,31 @@
+# mysql/__init__.py
+# Copyright (C) 2005-2016 the SQLAlchemy authors and contributors
+# <see AUTHORS file>
+#
+# This module is part of SQLAlchemy and is released under
+# the MIT License: http://www.opensource.org/licenses/mit-license.php
+
+from . import base, mysqldb, oursql, \
+    pyodbc, zxjdbc, mysqlconnector, pymysql,\
+    gaerdbms, cymysql
+
+# default dialect
+base.dialect = mysqldb.dialect
+
+from .base import \
+    BIGINT, BINARY, BIT, BLOB, BOOLEAN, CHAR, DATE, DATETIME, \
+    DECIMAL, DOUBLE, ENUM, DECIMAL,\
+    FLOAT, INTEGER, INTEGER, LONGBLOB, LONGTEXT, MEDIUMBLOB, \
+    MEDIUMINT, MEDIUMTEXT, NCHAR, \
+    NVARCHAR, NUMERIC, SET, SMALLINT, REAL, TEXT, TIME, TIMESTAMP, \
+    TINYBLOB, TINYINT, TINYTEXT,\
+    VARBINARY, VARCHAR, YEAR, dialect
+
+__all__ = (
+    'BIGINT', 'BINARY', 'BIT', 'BLOB', 'BOOLEAN', 'CHAR', 'DATE', 'DATETIME',
+    'DECIMAL', 'DOUBLE', 'ENUM', 'DECIMAL', 'FLOAT', 'INTEGER', 'INTEGER',
+    'LONGBLOB', 'LONGTEXT', 'MEDIUMBLOB', 'MEDIUMINT', 'MEDIUMTEXT', 'NCHAR',
+    'NVARCHAR', 'NUMERIC', 'SET', 'SMALLINT', 'REAL', 'TEXT', 'TIME',
+    'TIMESTAMP', 'TINYBLOB', 'TINYINT', 'TINYTEXT', 'VARBINARY', 'VARCHAR',
+    'YEAR', 'dialect'
+)

deps/sqlalchemy/dialects/mysql/cymysql.py

@@ -0,0 +1,87 @@
+# mysql/cymysql.py
+# Copyright (C) 2005-2016 the SQLAlchemy authors and contributors
+# <see AUTHORS file>
+#
+# This module is part of SQLAlchemy and is released under
+# the MIT License: http://www.opensource.org/licenses/mit-license.php
+
+"""
+
+.. dialect:: mysql+cymysql
+    :name: CyMySQL
+    :dbapi: cymysql
+    :connectstring: mysql+cymysql://<username>:<password>@<host>/<dbname>\
+[?<options>]
+    :url: https://github.com/nakagami/CyMySQL
+
+"""
+import re
+
+from .mysqldb import MySQLDialect_mysqldb
+from .base import (BIT, MySQLDialect)
+from ... import util
+
+
+class _cymysqlBIT(BIT):
+    def result_processor(self, dialect, coltype):
+        """Convert a MySQL's 64 bit, variable length binary string to a long.
+        """
+
+        def process(value):
+            if value is not None:
+                v = 0
+                for i in util.iterbytes(value):
+                    v = v << 8 | i
+                return v
+            return value
+        return process
+
+
+class MySQLDialect_cymysql(MySQLDialect_mysqldb):
+    driver = 'cymysql'
+
+    description_encoding = None
+    supports_sane_rowcount = True
+    supports_sane_multi_rowcount = False
+    supports_unicode_statements = True
+
+    colspecs = util.update_copy(
+        MySQLDialect.colspecs,
+        {
+            BIT: _cymysqlBIT,
+        }
+    )
+
+    @classmethod
+    def dbapi(cls):
+        return __import__('cymysql')
+
+    def _get_server_version_info(self, connection):
+        dbapi_con = connection.connection
+        version = []
+        r = re.compile('[.\-]')
+        for n in r.split(dbapi_con.server_version):
+            try:
+                version.append(int(n))
+            except ValueError:
+                version.append(n)
+        return tuple(version)
+
+    def _detect_charset(self, connection):
+        return connection.connection.charset
+
+    def _extract_error_code(self, exception):
+        return exception.errno
+
+    def is_disconnect(self, e, connection, cursor):
+        if isinstance(e, self.dbapi.OperationalError):
+            return self._extract_error_code(e) in \
+                (2006, 2013, 2014, 2045, 2055)
+        elif isinstance(e, self.dbapi.InterfaceError):
+            # if underlying connection is closed,
+            # this is the error you get
+            return True
+        else:
+            return False
+
+dialect = MySQLDialect_cymysql

deps/sqlalchemy/dialects/mysql/gaerdbms.py

@@ -0,0 +1,102 @@
+# mysql/gaerdbms.py
+# Copyright (C) 2005-2016 the SQLAlchemy authors and contributors
+# <see AUTHORS file>
+#
+# This module is part of SQLAlchemy and is released under
+# the MIT License: http://www.opensource.org/licenses/mit-license.php
+"""
+.. dialect:: mysql+gaerdbms
+    :name: Google Cloud SQL
+    :dbapi: rdbms
+    :connectstring: mysql+gaerdbms:///<dbname>?instance=<instancename>
+    :url: https://developers.google.com/appengine/docs/python/cloud-sql/\
+developers-guide
+
+    This dialect is based primarily on the :mod:`.mysql.mysqldb` dialect with
+    minimal changes.
+
+    .. versionadded:: 0.7.8
+
+    .. deprecated:: 1.0 This dialect is **no longer necessary** for
+        Google Cloud SQL; the MySQLdb dialect can be used directly.
+        Cloud SQL now recommends creating connections via the
+        mysql dialect using the URL format
+
+        ``mysql+mysqldb://root@/<dbname>?unix_socket=/cloudsql/<projectid>:<instancename>``
+
+
+Pooling
+-------
+
+Google App Engine connections appear to be randomly recycled,
+so the dialect does not pool connections.  The :class:`.NullPool`
+implementation is installed within the :class:`.Engine` by
+default.
+
+"""
+
+import os
+
+from .mysqldb import MySQLDialect_mysqldb
+from ...pool import NullPool
+import re
+from sqlalchemy.util import warn_deprecated
+
+
+def _is_dev_environment():
+    return os.environ.get('SERVER_SOFTWARE', '').startswith('Development/')
+
+
+class MySQLDialect_gaerdbms(MySQLDialect_mysqldb):
+
+    @classmethod
+    def dbapi(cls):
+
+        warn_deprecated(
+            "Google Cloud SQL now recommends creating connections via the "
+            "MySQLdb dialect directly, using the URL format "
+            "mysql+mysqldb://root@/<dbname>?unix_socket=/cloudsql/"
+            "<projectid>:<instancename>"
+        )
+
+        # from django:
+        # http://code.google.com/p/googleappengine/source/
+        #     browse/trunk/python/google/storage/speckle/
+        # python/django/backend/base.py#118
+        # see also [ticket:2649]
+        # see also http://stackoverflow.com/q/14224679/34549
+        from google.appengine.api import apiproxy_stub_map
+
+        if _is_dev_environment():
+            from google.appengine.api import rdbms_mysqldb
+            return rdbms_mysqldb
+        elif apiproxy_stub_map.apiproxy.GetStub('rdbms'):
+            from google.storage.speckle.python.api import rdbms_apiproxy
+            return rdbms_apiproxy
+        else:
+            from google.storage.speckle.python.api import rdbms_googleapi
+            return rdbms_googleapi
+
+    @classmethod
+    def get_pool_class(cls, url):
+        # Cloud SQL connections die at any moment
+        return NullPool
+
+    def create_connect_args(self, url):
+        opts = url.translate_connect_args()
+        if not _is_dev_environment():
+            # 'dsn' and 'instance' are because we are skipping
+            # the traditional google.api.rdbms wrapper
+            opts['dsn'] = ''
+            opts['instance'] = url.query['instance']
+        return [], opts
+
+    def _extract_error_code(self, exception):
+        match = re.compile(r"^(\d+)L?:|^\((\d+)L?,").match(str(exception))
+        # The rdbms api will wrap then re-raise some types of errors
+        # making this regex return no matches.
+        code = match.group(1) or match.group(2) if match else None
+        if code:
+            return int(code)
+
+dialect = MySQLDialect_gaerdbms

deps/sqlalchemy/dialects/mysql/mysqlconnector.py

@@ -0,0 +1,190 @@
+# mysql/mysqlconnector.py
+# Copyright (C) 2005-2016 the SQLAlchemy authors and contributors
+# <see AUTHORS file>
+#
+# This module is part of SQLAlchemy and is released under
+# the MIT License: http://www.opensource.org/licenses/mit-license.php
+
+"""
+.. dialect:: mysql+mysqlconnector
+    :name: MySQL Connector/Python
+    :dbapi: myconnpy
+    :connectstring: mysql+mysqlconnector://<user>:<password>@\
+<host>[:<port>]/<dbname>
+    :url: http://dev.mysql.com/downloads/connector/python/
+
+
+Unicode
+-------
+
+Please see :ref:`mysql_unicode` for current recommendations on unicode
+handling.
+
+"""
+
+from .base import (MySQLDialect, MySQLExecutionContext,
+                   MySQLCompiler, MySQLIdentifierPreparer,
+                   BIT)
+
+from ... import util
+import re
+
+
+class MySQLExecutionContext_mysqlconnector(MySQLExecutionContext):
+
+    def get_lastrowid(self):
+        return self.cursor.lastrowid
+
+
+class MySQLCompiler_mysqlconnector(MySQLCompiler):
+    def visit_mod_binary(self, binary, operator, **kw):
+        if self.dialect._mysqlconnector_double_percents:
+            return self.process(binary.left, **kw) + " %% " + \
+                self.process(binary.right, **kw)
+        else:
+            return self.process(binary.left, **kw) + " % " + \
+                self.process(binary.right, **kw)
+
+    def post_process_text(self, text):
+        if self.dialect._mysqlconnector_double_percents:
+            return text.replace('%', '%%')
+        else:
+            return text
+
+    def escape_literal_column(self, text):
+        if self.dialect._mysqlconnector_double_percents:
+            return text.replace('%', '%%')
+        else:
+            return text
+
+
+class MySQLIdentifierPreparer_mysqlconnector(MySQLIdentifierPreparer):
+
+    def _escape_identifier(self, value):
+        value = value.replace(self.escape_quote, self.escape_to_quote)
+        if self.dialect._mysqlconnector_double_percents:
+            return value.replace("%", "%%")
+        else:
+            return value
+
+
+class _myconnpyBIT(BIT):
+    def result_processor(self, dialect, coltype):
+        """MySQL-connector already converts mysql bits, so."""
+
+        return None
+
+
+class MySQLDialect_mysqlconnector(MySQLDialect):
+    driver = 'mysqlconnector'
+
+    supports_unicode_binds = True
+
+    supports_sane_rowcount = True
+    supports_sane_multi_rowcount = True
+
+    supports_native_decimal = True
+
+    default_paramstyle = 'format'
+    execution_ctx_cls = MySQLExecutionContext_mysqlconnector
+    statement_compiler = MySQLCompiler_mysqlconnector
+
+    preparer = MySQLIdentifierPreparer_mysqlconnector
+
+    colspecs = util.update_copy(
+        MySQLDialect.colspecs,
+        {
+            BIT: _myconnpyBIT,
+        }
+    )
+
+    @util.memoized_property
+    def supports_unicode_statements(self):
+        return util.py3k or self._mysqlconnector_version_info > (2, 0)
+
+    @classmethod
+    def dbapi(cls):
+        from mysql import connector
+        return connector
+
+    def create_connect_args(self, url):
+        opts = url.translate_connect_args(username='user')
+
+        opts.update(url.query)
+
+        util.coerce_kw_type(opts, 'allow_local_infile', bool)
+        util.coerce_kw_type(opts, 'autocommit', bool)
+        util.coerce_kw_type(opts, 'buffered', bool)
+        util.coerce_kw_type(opts, 'compress', bool)
+        util.coerce_kw_type(opts, 'connection_timeout', int)
+        util.coerce_kw_type(opts, 'connect_timeout', int)
+        util.coerce_kw_type(opts, 'consume_results', bool)
+        util.coerce_kw_type(opts, 'force_ipv6', bool)
+        util.coerce_kw_type(opts, 'get_warnings', bool)
+        util.coerce_kw_type(opts, 'pool_reset_session', bool)
+        util.coerce_kw_type(opts, 'pool_size', int)
+        util.coerce_kw_type(opts, 'raise_on_warnings', bool)
+        util.coerce_kw_type(opts, 'raw', bool)
+        util.coerce_kw_type(opts, 'ssl_verify_cert', bool)
+        util.coerce_kw_type(opts, 'use_pure', bool)
+        util.coerce_kw_type(opts, 'use_unicode', bool)
+
+        # unfortunately, MySQL/connector python refuses to release a
+        # cursor without reading fully, so non-buffered isn't an option
+        opts.setdefault('buffered', True)
+
+        # FOUND_ROWS must be set in ClientFlag to enable
+        # supports_sane_rowcount.
+        if self.dbapi is not None:
+            try:
+                from mysql.connector.constants import ClientFlag
+                client_flags = opts.get(
+                    'client_flags', ClientFlag.get_default())
+                client_flags |= ClientFlag.FOUND_ROWS
+                opts['client_flags'] = client_flags
+            except Exception:
+                pass
+        return [[], opts]
+
+    @util.memoized_property
+    def _mysqlconnector_version_info(self):
+        if self.dbapi and hasattr(self.dbapi, '__version__'):
+            m = re.match(r'(\d+)\.(\d+)(?:\.(\d+))?',
+                         self.dbapi.__version__)
+            if m:
+                return tuple(
+                    int(x)
+                    for x in m.group(1, 2, 3)
+                    if x is not None)
+
+    @util.memoized_property
+    def _mysqlconnector_double_percents(self):
+        return not util.py3k and self._mysqlconnector_version_info < (2, 0)
+
+    def _get_server_version_info(self, connection):
+        dbapi_con = connection.connection
+        version = dbapi_con.get_server_version()
+        return tuple(version)
+
+    def _detect_charset(self, connection):
+        return connection.connection.charset
+
+    def _extract_error_code(self, exception):
+        return exception.errno
+
+    def is_disconnect(self, e, connection, cursor):
+        errnos = (2006, 2013, 2014, 2045, 2055, 2048)
+        exceptions = (self.dbapi.OperationalError, self.dbapi.InterfaceError)
+        if isinstance(e, exceptions):
+            return e.errno in errnos or \
+                "MySQL Connection not available." in str(e)
+        else:
+            return False
+
+    def _compat_fetchall(self, rp, charset=None):
+        return rp.fetchall()
+
+    def _compat_fetchone(self, rp, charset=None):
+        return rp.fetchone()
+
+dialect = MySQLDialect_mysqlconnector

deps/sqlalchemy/dialects/mysql/mysqldb.py

@@ -0,0 +1,198 @@
+# mysql/mysqldb.py
+# Copyright (C) 2005-2016 the SQLAlchemy authors and contributors
+# <see AUTHORS file>
+#
+# This module is part of SQLAlchemy and is released under
+# the MIT License: http://www.opensource.org/licenses/mit-license.php
+
+"""
+
+.. dialect:: mysql+mysqldb
+    :name: MySQL-Python
+    :dbapi: mysqldb
+    :connectstring: mysql+mysqldb://<user>:<password>@<host>[:<port>]/<dbname>
+    :url: http://sourceforge.net/projects/mysql-python
+
+.. _mysqldb_unicode:
+
+Unicode
+-------
+
+Please see :ref:`mysql_unicode` for current recommendations on unicode
+handling.
+
+Py3K Support
+------------
+
+Currently, MySQLdb only runs on Python 2 and development has been stopped.
+`mysqlclient`_ is fork of MySQLdb and provides Python 3 support as well
+as some bugfixes.
+
+.. _mysqlclient: https://github.com/PyMySQL/mysqlclient-python
+
+Using MySQLdb with Google Cloud SQL
+-----------------------------------
+
+Google Cloud SQL now recommends use of the MySQLdb dialect.  Connect
+using a URL like the following::
+
+    mysql+mysqldb://root@/<dbname>?unix_socket=/cloudsql/<projectid>:<instancename>
+
+"""
+
+from .base import (MySQLDialect, MySQLExecutionContext,
+                   MySQLCompiler, MySQLIdentifierPreparer)
+from .base import TEXT
+from ... import sql
+from ... import util
+import re
+
+
+class MySQLExecutionContext_mysqldb(MySQLExecutionContext):
+
+    @property
+    def rowcount(self):
+        if hasattr(self, '_rowcount'):
+            return self._rowcount
+        else:
+            return self.cursor.rowcount
+
+
+class MySQLCompiler_mysqldb(MySQLCompiler):
+    def visit_mod_binary(self, binary, operator, **kw):
+        return self.process(binary.left, **kw) + " %% " + \
+            self.process(binary.right, **kw)
+
+    def post_process_text(self, text):
+        return text.replace('%', '%%')
+
+
+class MySQLIdentifierPreparer_mysqldb(MySQLIdentifierPreparer):
+
+    def _escape_identifier(self, value):
+        value = value.replace(self.escape_quote, self.escape_to_quote)
+        return value.replace("%", "%%")
+
+
+class MySQLDialect_mysqldb(MySQLDialect):
+    driver = 'mysqldb'
+    supports_unicode_statements = True
+    supports_sane_rowcount = True
+    supports_sane_multi_rowcount = True
+
+    supports_native_decimal = True
+
+    default_paramstyle = 'format'
+    execution_ctx_cls = MySQLExecutionContext_mysqldb
+    statement_compiler = MySQLCompiler_mysqldb
+    preparer = MySQLIdentifierPreparer_mysqldb
+
+    @classmethod
+    def dbapi(cls):
+        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 _check_unicode_returns(self, connection):
+        # work around issue fixed in
+        # https://github.com/farcepest/MySQLdb1/commit/cd44524fef63bd3fcb71947392326e9742d520e8
+        # specific issue w/ the utf8_bin collation and unicode returns
+
+        has_utf8_bin = self.server_version_info > (5, ) and \
+            connection.scalar(
+                "show collation where %s = 'utf8' and %s = 'utf8_bin'"
+                % (
+                    self.identifier_preparer.quote("Charset"),
+                    self.identifier_preparer.quote("Collation")
+                ))
+        if has_utf8_bin:
+            additional_tests = [
+                sql.collate(sql.cast(
+                    sql.literal_column(
+                            "'test collated returns'"),
+                    TEXT(charset='utf8')), "utf8_bin")
+            ]
+        else:
+            additional_tests = []
+        return super(MySQLDialect_mysqldb, self)._check_unicode_returns(
+            connection, additional_tests)
+
+    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, 'read_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 = {}
+        keys = ['ssl_ca', 'ssl_key', 'ssl_cert', 'ssl_capath', 'ssl_cipher']
+        for key in keys:
+            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):
+                self.supports_sane_rowcount = False
+            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."""
+
+        try:
+            # note: the SQL here would be
+            # "SHOW VARIABLES LIKE 'character_set%%'"
+            cset_name = connection.connection.character_set_name
+        except AttributeError:
+            util.warn(
+                "No 'character_set_name' can be detected with "
+                "this MySQL-Python version; "
+                "please upgrade to a recent version of MySQL-Python.  "
+                "Assuming latin1.")
+            return 'latin1'
+        else:
+            return cset_name()
+
+
+dialect = MySQLDialect_mysqldb

deps/sqlalchemy/dialects/mysql/oursql.py

@@ -0,0 +1,254 @@
+# mysql/oursql.py
+# Copyright (C) 2005-2016 the SQLAlchemy authors and contributors
+# <see AUTHORS file>
+#
+# This module is part of SQLAlchemy and is released under
+# the MIT License: http://www.opensource.org/licenses/mit-license.php
+
+"""
+
+.. dialect:: mysql+oursql
+    :name: OurSQL
+    :dbapi: oursql
+    :connectstring: mysql+oursql://<user>:<password>@<host>[:<port>]/<dbname>
+    :url: http://packages.python.org/oursql/
+
+Unicode
+-------
+
+Please see :ref:`mysql_unicode` for current recommendations on unicode
+handling.
+
+
+"""
+
+import re
+
+from .base import (BIT, MySQLDialect, MySQLExecutionContext)
+from ... import types as sqltypes, util
+
+
+class _oursqlBIT(BIT):
+    def result_processor(self, dialect, coltype):
+        """oursql already converts mysql bits, so."""
+
+        return None
+
+
+class MySQLExecutionContext_oursql(MySQLExecutionContext):
+
+    @property
+    def plain_query(self):
+        return self.execution_options.get('_oursql_plain_query', False)
+
+
+class MySQLDialect_oursql(MySQLDialect):
+    driver = 'oursql'
+
+    if util.py2k:
+        supports_unicode_binds = True
+        supports_unicode_statements = True
+
+    supports_native_decimal = True
+
+    supports_sane_rowcount = True
+    supports_sane_multi_rowcount = True
+    execution_ctx_cls = MySQLExecutionContext_oursql
+
+    colspecs = util.update_copy(
+        MySQLDialect.colspecs,
+        {
+            sqltypes.Time: sqltypes.Time,
+            BIT: _oursqlBIT,
+        }
+    )
+
+    @classmethod
+    def dbapi(cls):
+        return __import__('oursql')
+
+    def do_execute(self, cursor, statement, parameters, context=None):
+        """Provide an implementation of
+        *cursor.execute(statement, parameters)*."""
+
+        if context and context.plain_query:
+            cursor.execute(statement, plain_query=True)
+        else:
+            cursor.execute(statement, parameters)
+
+    def do_begin(self, connection):
+        connection.cursor().execute('BEGIN', plain_query=True)
+
+    def _xa_query(self, connection, query, xid):
+        if util.py2k:
+            arg = connection.connection._escape_string(xid)
+        else:
+            charset = self._connection_charset
+            arg = connection.connection._escape_string(
+                xid.encode(charset)).decode(charset)
+        arg = "'%s'" % arg
+        connection.execution_options(
+            _oursql_plain_query=True).execute(query % arg)
+
+    # Because mysql is bad, these methods have to be
+    # reimplemented to use _PlainQuery. Basically, some queries
+    # refuse to return any data if they're run through
+    # the parameterized query API, or refuse to be parameterized
+    # in the first place.
+    def do_begin_twophase(self, connection, xid):
+        self._xa_query(connection, 'XA BEGIN %s', xid)
+
+    def do_prepare_twophase(self, connection, xid):
+        self._xa_query(connection, 'XA END %s', xid)
+        self._xa_query(connection, 'XA PREPARE %s', xid)
+
+    def do_rollback_twophase(self, connection, xid, is_prepared=True,
+                             recover=False):
+        if not is_prepared:
+            self._xa_query(connection, 'XA END %s', xid)
+        self._xa_query(connection, 'XA ROLLBACK %s', xid)
+
+    def do_commit_twophase(self, connection, xid, is_prepared=True,
+                           recover=False):
+        if not is_prepared:
+            self.do_prepare_twophase(connection, xid)
+        self._xa_query(connection, 'XA COMMIT %s', xid)
+
+    # Q: why didn't we need all these "plain_query" overrides earlier ?
+    # am i on a newer/older version of OurSQL ?
+    def has_table(self, connection, table_name, schema=None):
+        return MySQLDialect.has_table(
+            self,
+            connection.connect().execution_options(_oursql_plain_query=True),
+            table_name,
+            schema
+        )
+
+    def get_table_options(self, connection, table_name, schema=None, **kw):
+        return MySQLDialect.get_table_options(
+            self,
+            connection.connect().execution_options(_oursql_plain_query=True),
+            table_name,
+            schema=schema,
+            **kw
+        )
+
+    def get_columns(self, connection, table_name, schema=None, **kw):
+        return MySQLDialect.get_columns(
+            self,
+            connection.connect().execution_options(_oursql_plain_query=True),
+            table_name,
+            schema=schema,
+            **kw
+        )
+
+    def get_view_names(self, connection, schema=None, **kw):
+        return MySQLDialect.get_view_names(
+            self,
+            connection.connect().execution_options(_oursql_plain_query=True),
+            schema=schema,
+            **kw
+        )
+
+    def get_table_names(self, connection, schema=None, **kw):
+        return MySQLDialect.get_table_names(
+            self,
+            connection.connect().execution_options(_oursql_plain_query=True),
+            schema
+        )
+
+    def get_schema_names(self, connection, **kw):
+        return MySQLDialect.get_schema_names(
+            self,
+            connection.connect().execution_options(_oursql_plain_query=True),
+            **kw
+        )
+
+    def initialize(self, connection):
+        return MySQLDialect.initialize(
+            self,
+            connection.execution_options(_oursql_plain_query=True)
+        )
+
+    def _show_create_table(self, connection, table, charset=None,
+                           full_name=None):
+        return MySQLDialect._show_create_table(
+            self,
+            connection.contextual_connect(close_with_result=True).
+            execution_options(_oursql_plain_query=True),
+            table, charset, full_name
+        )
+
+    def is_disconnect(self, e, connection, cursor):
+        if isinstance(e, self.dbapi.ProgrammingError):
+            return e.errno is None and 'cursor' not in e.args[1] \
+                and e.args[1].endswith('closed')
+        else:
+            return e.errno in (2006, 2013, 2014, 2045, 2055)
+
+    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, 'port', int)
+        util.coerce_kw_type(opts, 'compress', bool)
+        util.coerce_kw_type(opts, 'autoping', bool)
+        util.coerce_kw_type(opts, 'raise_on_warnings', bool)
+
+        util.coerce_kw_type(opts, 'default_charset', bool)
+        if opts.pop('default_charset', False):
+            opts['charset'] = None
+        else:
+            util.coerce_kw_type(opts, 'charset', str)
+        opts['use_unicode'] = opts.get('use_unicode', True)
+        util.coerce_kw_type(opts, 'use_unicode', bool)
+
+        # FOUND_ROWS must be set in CLIENT_FLAGS to enable
+        # supports_sane_rowcount.
+        opts.setdefault('found_rows', True)
+
+        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
+
+        return [[], opts]
+
+    def _get_server_version_info(self, connection):
+        dbapi_con = connection.connection
+        version = []
+        r = re.compile('[.\-]')
+        for n in r.split(dbapi_con.server_info):
+            try:
+                version.append(int(n))
+            except ValueError:
+                version.append(n)
+        return tuple(version)
+
+    def _extract_error_code(self, exception):
+        return exception.errno
+
+    def _detect_charset(self, connection):
+        """Sniff out the character set in use for connection results."""
+
+        return connection.connection.charset
+
+    def _compat_fetchall(self, rp, charset=None):
+        """oursql isn't super-broken like MySQLdb, yaaay."""
+        return rp.fetchall()
+
+    def _compat_fetchone(self, rp, charset=None):
+        """oursql isn't super-broken like MySQLdb, yaaay."""
+        return rp.fetchone()
+
+    def _compat_first(self, rp, charset=None):
+        return rp.first()
+
+
+dialect = MySQLDialect_oursql

deps/sqlalchemy/dialects/mysql/pymysql.py

@@ -0,0 +1,57 @@
+# mysql/pymysql.py
+# Copyright (C) 2005-2016 the SQLAlchemy authors and contributors
+# <see AUTHORS file>
+#
+# This module is part of SQLAlchemy and is released under
+# the MIT License: http://www.opensource.org/licenses/mit-license.php
+
+"""
+
+.. dialect:: mysql+pymysql
+    :name: PyMySQL
+    :dbapi: pymysql
+    :connectstring: mysql+pymysql://<username>:<password>@<host>/<dbname>\
+[?<options>]
+    :url: http://www.pymysql.org/
+
+Unicode
+-------
+
+Please see :ref:`mysql_unicode` for current recommendations on unicode
+handling.
+
+MySQL-Python Compatibility
+--------------------------
+
+The pymysql DBAPI is a pure Python port of the MySQL-python (MySQLdb) driver,
+and targets 100% compatibility.   Most behavioral notes for MySQL-python apply
+to the pymysql driver as well.
+
+"""
+
+from .mysqldb import MySQLDialect_mysqldb
+from ...util import py3k
+
+
+class MySQLDialect_pymysql(MySQLDialect_mysqldb):
+    driver = 'pymysql'
+
+    description_encoding = None
+
+    # generally, these two values should be both True
+    # or both False.   PyMySQL unicode tests pass all the way back
+    # to 0.4 either way.  See [ticket:3337]
+    supports_unicode_statements = True
+    supports_unicode_binds = True
+
+    @classmethod
+    def dbapi(cls):
+        return __import__('pymysql')
+
+    if py3k:
+        def _extract_error_code(self, exception):
+            if isinstance(exception.args[0], Exception):
+                exception = exception.args[0]
+            return exception.args[0]
+
+dialect = MySQLDialect_pymysql

deps/sqlalchemy/dialects/mysql/pyodbc.py

@@ -0,0 +1,79 @@
+# mysql/pyodbc.py
+# Copyright (C) 2005-2016 the SQLAlchemy authors and contributors
+# <see AUTHORS file>
+#
+# This module is part of SQLAlchemy and is released under
+# the MIT License: http://www.opensource.org/licenses/mit-license.php
+
+"""
+
+
+.. dialect:: mysql+pyodbc
+    :name: PyODBC
+    :dbapi: pyodbc
+    :connectstring: mysql+pyodbc://<username>:<password>@<dsnname>
+    :url: http://pypi.python.org/pypi/pyodbc/
+
+    .. note:: The PyODBC for MySQL dialect is not well supported, and
+       is subject to unresolved character encoding issues
+       which exist within the current ODBC drivers available.
+       (see http://code.google.com/p/pyodbc/issues/detail?id=25).
+       Other dialects for MySQL are recommended.
+
+"""
+
+from .base import MySQLDialect, MySQLExecutionContext
+from ...connectors.pyodbc import PyODBCConnector
+from ... import util
+import re
+
+
+class MySQLExecutionContext_pyodbc(MySQLExecutionContext):
+
+    def get_lastrowid(self):
+        cursor = self.create_cursor()
+        cursor.execute("SELECT LAST_INSERT_ID()")
+        lastrowid = cursor.fetchone()[0]
+        cursor.close()
+        return lastrowid
+
+
+class MySQLDialect_pyodbc(PyODBCConnector, MySQLDialect):
+    supports_unicode_statements = False
+    execution_ctx_cls = MySQLExecutionContext_pyodbc
+
+    pyodbc_driver_name = "MySQL"
+
+    def __init__(self, **kw):
+        # deal with http://code.google.com/p/pyodbc/issues/detail?id=25
+        kw.setdefault('convert_unicode', True)
+        super(MySQLDialect_pyodbc, self).__init__(**kw)
+
+    def _detect_charset(self, connection):
+        """Sniff out the character set in use for connection results."""
+
+        # 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)])
+        for key in ('character_set_connection', 'character_set'):
+            if opts.get(key, None):
+                return opts[key]
+
+        util.warn("Could not detect the connection character set.  "
+                  "Assuming latin1.")
+        return 'latin1'
+
+    def _extract_error_code(self, exception):
+        m = re.compile(r"\((\d+)\)").search(str(exception.args))
+        c = m.group(1)
+        if c:
+            return int(c)
+        else:
+            return None
+
+dialect = MySQLDialect_pyodbc

deps/sqlalchemy/dialects/mysql/zxjdbc.py

@@ -0,0 +1,117 @@
+# mysql/zxjdbc.py
+# Copyright (C) 2005-2016 the SQLAlchemy authors and contributors
+# <see AUTHORS file>
+#
+# This module is part of SQLAlchemy and is released under
+# the MIT License: http://www.opensource.org/licenses/mit-license.php
+
+"""
+
+.. dialect:: mysql+zxjdbc
+    :name: zxjdbc for Jython
+    :dbapi: zxjdbc
+    :connectstring: mysql+zxjdbc://<user>:<password>@<hostname>[:<port>]/\
+<database>
+    :driverurl: http://dev.mysql.com/downloads/connector/j/
+
+    .. note:: Jython is not supported by current versions of SQLAlchemy.  The
+       zxjdbc dialect should be considered as experimental.
+
+Character Sets
+--------------
+
+SQLAlchemy zxjdbc dialects pass unicode straight through to the
+zxjdbc/JDBC layer. To allow multiple character sets to be sent from the
+MySQL Connector/J JDBC driver, by default SQLAlchemy sets its
+``characterEncoding`` connection property to ``UTF-8``. It may be
+overridden via a ``create_engine`` URL parameter.
+
+"""
+import re
+
+from ... import types as sqltypes, util
+from ...connectors.zxJDBC import ZxJDBCConnector
+from .base import BIT, MySQLDialect, MySQLExecutionContext
+
+
+class _ZxJDBCBit(BIT):
+    def result_processor(self, dialect, coltype):
+        """Converts boolean or byte arrays from MySQL Connector/J to longs."""
+        def process(value):
+            if value is None:
+                return value
+            if isinstance(value, bool):
+                return int(value)
+            v = 0
+            for i in value:
+                v = v << 8 | (i & 0xff)
+            value = v
+            return value
+        return process
+
+
+class MySQLExecutionContext_zxjdbc(MySQLExecutionContext):
+    def get_lastrowid(self):
+        cursor = self.create_cursor()
+        cursor.execute("SELECT LAST_INSERT_ID()")
+        lastrowid = cursor.fetchone()[0]
+        cursor.close()
+        return lastrowid
+
+
+class MySQLDialect_zxjdbc(ZxJDBCConnector, MySQLDialect):
+    jdbc_db_name = 'mysql'
+    jdbc_driver_name = 'com.mysql.jdbc.Driver'
+
+    execution_ctx_cls = MySQLExecutionContext_zxjdbc
+
+    colspecs = util.update_copy(
+        MySQLDialect.colspecs,
+        {
+            sqltypes.Time: sqltypes.Time,
+            BIT: _ZxJDBCBit
+        }
+    )
+
+    def _detect_charset(self, connection):
+        """Sniff out the character set in use for connection results."""
+        # 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))
+        for key in ('character_set_connection', 'character_set'):
+            if opts.get(key, None):
+                return opts[key]
+
+        util.warn("Could not detect the connection character set.  "
+                  "Assuming latin1.")
+        return 'latin1'
+
+    def _driver_kwargs(self):
+        """return kw arg dict to be sent to connect()."""
+        return dict(characterEncoding='UTF-8', yearIsDateType='false')
+
+    def _extract_error_code(self, exception):
+        # e.g.: DBAPIError: (Error) Table 'test.u2' doesn't exist
+        # [SQLCode: 1146], [SQLState: 42S02] 'DESCRIBE `u2`' ()
+        m = re.compile(r"\[SQLCode\: (\d+)\]").search(str(exception.args))
+        c = m.group(1)
+        if c:
+            return int(c)
+
+    def _get_server_version_info(self, connection):
+        dbapi_con = connection.connection
+        version = []
+        r = re.compile('[.\-]')
+        for n in r.split(dbapi_con.dbversion):
+            try:
+                version.append(int(n))
+            except ValueError:
+                version.append(n)
+        return tuple(version)
+
+dialect = MySQLDialect_zxjdbc