111 lines
3.0 KiB
Python
111 lines
3.0 KiB
Python
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"""
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psycopg -- PostgreSQL database adapter for Python
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"""
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# Copyright (C) 2020 The Psycopg Team
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import logging
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from . import pq # noqa: F401 import early to stabilize side effects
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from . import types
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from . import postgres
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from ._tpc import Xid
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from .copy import Copy, AsyncCopy
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from ._enums import IsolationLevel
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from .cursor import Cursor
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from .errors import Warning, Error, InterfaceError, DatabaseError
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from .errors import DataError, OperationalError, IntegrityError
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from .errors import InternalError, ProgrammingError, NotSupportedError
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from ._column import Column
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from .conninfo import ConnectionInfo
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from ._pipeline import Pipeline, AsyncPipeline
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from .connection import BaseConnection, Connection, Notify
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from .transaction import Rollback, Transaction, AsyncTransaction
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from .cursor_async import AsyncCursor
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from .server_cursor import AsyncServerCursor, ServerCursor
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from .client_cursor import AsyncClientCursor, ClientCursor
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from .connection_async import AsyncConnection
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from . import dbapi20
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from .dbapi20 import BINARY, DATETIME, NUMBER, ROWID, STRING
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from .dbapi20 import Binary, Date, DateFromTicks, Time, TimeFromTicks
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from .dbapi20 import Timestamp, TimestampFromTicks
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from .version import __version__ as __version__ # noqa: F401
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# Set the logger to a quiet default, can be enabled if needed
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logger = logging.getLogger("psycopg")
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if logger.level == logging.NOTSET:
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logger.setLevel(logging.WARNING)
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# DBAPI compliance
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connect = Connection.connect
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apilevel = "2.0"
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threadsafety = 2
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paramstyle = "pyformat"
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# register default adapters for PostgreSQL
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adapters = postgres.adapters # exposed by the package
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postgres.register_default_adapters(adapters)
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# After the default ones, because these can deal with the bytea oid better
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dbapi20.register_dbapi20_adapters(adapters)
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# Must come after all the types have been registered
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types.array.register_all_arrays(adapters)
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# Note: defining the exported methods helps both Sphynx in documenting that
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# this is the canonical place to obtain them and should be used by MyPy too,
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# so that function signatures are consistent with the documentation.
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__all__ = [
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"AsyncClientCursor",
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"AsyncConnection",
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"AsyncCopy",
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"AsyncCursor",
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"AsyncPipeline",
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"AsyncServerCursor",
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"AsyncTransaction",
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"BaseConnection",
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"ClientCursor",
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"Column",
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"Connection",
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"ConnectionInfo",
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"Copy",
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"Cursor",
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"IsolationLevel",
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"Notify",
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"Pipeline",
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"Rollback",
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"ServerCursor",
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"Transaction",
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"Xid",
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# DBAPI exports
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"connect",
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"apilevel",
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"threadsafety",
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"paramstyle",
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"Warning",
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"Error",
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"InterfaceError",
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"DatabaseError",
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"DataError",
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"OperationalError",
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"IntegrityError",
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"InternalError",
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"ProgrammingError",
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"NotSupportedError",
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# DBAPI type constructors and singletons
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"Binary",
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"Date",
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"DateFromTicks",
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"Time",
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"TimeFromTicks",
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"Timestamp",
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"TimestampFromTicks",
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"BINARY",
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"DATETIME",
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"NUMBER",
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"ROWID",
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"STRING",
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]
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