diff options
Diffstat (limited to 'lib/sqlalchemy/dialects/sqlite/pysqlite.py')
| -rw-r--r-- | lib/sqlalchemy/dialects/sqlite/pysqlite.py | 42 |
1 files changed, 24 insertions, 18 deletions
diff --git a/lib/sqlalchemy/dialects/sqlite/pysqlite.py b/lib/sqlalchemy/dialects/sqlite/pysqlite.py index 8809962df..e78d76ae6 100644 --- a/lib/sqlalchemy/dialects/sqlite/pysqlite.py +++ b/lib/sqlalchemy/dialects/sqlite/pysqlite.py @@ -301,20 +301,20 @@ class _SQLite_pysqliteDate(DATE): class SQLiteDialect_pysqlite(SQLiteDialect): - default_paramstyle = 'qmark' + default_paramstyle = "qmark" colspecs = util.update_copy( SQLiteDialect.colspecs, { sqltypes.Date: _SQLite_pysqliteDate, sqltypes.TIMESTAMP: _SQLite_pysqliteTimeStamp, - } + }, ) if not util.py2k: description_encoding = None - driver = 'pysqlite' + driver = "pysqlite" def __init__(self, **kwargs): SQLiteDialect.__init__(self, **kwargs) @@ -323,10 +323,13 @@ class SQLiteDialect_pysqlite(SQLiteDialect): sqlite_ver = self.dbapi.version_info if sqlite_ver < (2, 1, 3): util.warn( - ("The installed version of pysqlite2 (%s) is out-dated " - "and will cause errors in some cases. Version 2.1.3 " - "or greater is recommended.") % - '.'.join([str(subver) for subver in sqlite_ver])) + ( + "The installed version of pysqlite2 (%s) is out-dated " + "and will cause errors in some cases. Version 2.1.3 " + "or greater is recommended." + ) + % ".".join([str(subver) for subver in sqlite_ver]) + ) @classmethod def dbapi(cls): @@ -341,7 +344,7 @@ class SQLiteDialect_pysqlite(SQLiteDialect): @classmethod def get_pool_class(cls, url): - if url.database and url.database != ':memory:': + if url.database and url.database != ":memory:": return pool.NullPool else: return pool.SingletonThreadPool @@ -356,22 +359,25 @@ class SQLiteDialect_pysqlite(SQLiteDialect): "Valid SQLite URL forms are:\n" " sqlite:///:memory: (or, sqlite://)\n" " sqlite:///relative/path/to/file.db\n" - " sqlite:////absolute/path/to/file.db" % (url,)) - filename = url.database or ':memory:' - if filename != ':memory:': + " sqlite:////absolute/path/to/file.db" % (url,) + ) + filename = url.database or ":memory:" + if filename != ":memory:": filename = os.path.abspath(filename) opts = url.query.copy() - util.coerce_kw_type(opts, 'timeout', float) - util.coerce_kw_type(opts, 'isolation_level', str) - util.coerce_kw_type(opts, 'detect_types', int) - util.coerce_kw_type(opts, 'check_same_thread', bool) - util.coerce_kw_type(opts, 'cached_statements', int) + util.coerce_kw_type(opts, "timeout", float) + util.coerce_kw_type(opts, "isolation_level", str) + util.coerce_kw_type(opts, "detect_types", int) + util.coerce_kw_type(opts, "check_same_thread", bool) + util.coerce_kw_type(opts, "cached_statements", int) return ([filename], opts) def is_disconnect(self, e, connection, cursor): - return isinstance(e, self.dbapi.ProgrammingError) and \ - "Cannot operate on a closed database." in str(e) + return isinstance( + e, self.dbapi.ProgrammingError + ) and "Cannot operate on a closed database." in str(e) + dialect = SQLiteDialect_pysqlite |