gh-95273: Normalise sqlite3 reference wording (#95274)

Co-authored-by: Alex Waygood <Alex.Waygood@Gmail.com>
Co-authored-by: CAM Gerlach <CAM.Gerlach@Gerlach.CAM>
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Erlend Egeberg Aasland 2022-07-27 15:24:13 +02:00 committed by GitHub
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@ -149,8 +149,8 @@ Module functions and constants
.. data:: version
The version number of this module, as a string. This is not the version of
the SQLite library.
Version number of this module as a :class:`string <str>`.
This is not the version of the SQLite library.
.. deprecated-removed:: 3.12 3.14
This constant used to reflect the version number of the ``pysqlite``
@ -160,8 +160,8 @@ Module functions and constants
.. data:: version_info
The version number of this module, as a tuple of integers. This is not the
version of the SQLite library.
Version number of this module as a :class:`tuple` of :class:`integers <int>`.
This is not the version of the SQLite library.
.. deprecated-removed:: 3.12 3.14
This constant used to reflect the version number of the ``pysqlite``
@ -171,12 +171,13 @@ Module functions and constants
.. data:: sqlite_version
The version number of the run-time SQLite library, as a string.
Version number of the runtime SQLite library as a :class:`string <str>`.
.. data:: sqlite_version_info
The version number of the run-time SQLite library, as a tuple of integers.
Version number of the runtime SQLite library as a :class:`tuple` of
:class:`integers <int>`.
.. data:: threadsafety
@ -379,6 +380,7 @@ Module functions and constants
.. function:: enable_callback_tracebacks(flag, /)
Enable or disable callback tracebacks.
By default you will not get any tracebacks in user-defined functions,
aggregates, converters, authorizer callbacks etc. If you want to debug them,
you can call this function with *flag* set to :const:`True`. Afterwards, you
@ -438,6 +440,7 @@ Connection Objects
.. method:: cursor(factory=Cursor)
Create and return a :class:`Cursor` object.
The cursor method accepts a single optional parameter *factory*. If
supplied, this must be a callable returning an instance of :class:`Cursor`
or its subclasses.
@ -648,9 +651,9 @@ Connection Objects
.. method:: interrupt()
You can call this method from a different thread to abort any queries that might
be executing on the connection. The query will then abort and the caller will
get an exception.
Call this method from a different thread to abort any queries that might
be executing on the connection.
Aborted queries will raise an exception.
.. method:: set_authorizer(authorizer_callback)
@ -755,10 +758,9 @@ Connection Objects
.. attribute:: row_factory
You can change this attribute to a callable that accepts the cursor and the
original row as a tuple and will return the real result row. This way, you can
implement more advanced ways of returning results, such as returning an object
that can also access columns by name.
A callable that accepts two arguments,
a :class:`Cursor` object and the raw row results as a :class:`tuple`,
and returns a custom object representing an SQLite row.
Example:
@ -776,31 +778,28 @@ Connection Objects
.. attribute:: text_factory
Using this attribute you can control what objects are returned for the ``TEXT``
data type. By default, this attribute is set to :class:`str` and the
:mod:`sqlite3` module will return :class:`str` objects for ``TEXT``.
If you want to return :class:`bytes` instead, you can set it to :class:`bytes`.
A callable that accepts a :class:`bytes` parameter and returns a text
representation of it.
The callable is invoked for SQLite values with the ``TEXT`` data type.
By default, this attribute is set to :class:`str`.
If you want to return ``bytes`` instead, set *text_factory* to ``bytes``.
You can also set it to any other callable that accepts a single bytestring
parameter and returns the resulting object.
See the following example code for illustration:
Example:
.. literalinclude:: ../includes/sqlite3/text_factory.py
.. attribute:: total_changes
Returns the total number of database rows that have been modified, inserted, or
Return the total number of database rows that have been modified, inserted, or
deleted since the database connection was opened.
.. method:: iterdump
Returns an iterator to dump the database in an SQL text format. Useful when
saving an in-memory database for later restoration. This function provides
the same capabilities as the :kbd:`.dump` command in the :program:`sqlite3`
shell.
Return an :term:`iterator` to dump the database as SQL source code.
Useful when saving an in-memory database for later restoration.
Similar to the ``.dump`` command in the :program:`sqlite3` shell.
Example::
@ -881,7 +880,7 @@ Connection Objects
.. method:: getlimit(category, /)
Get a connection run-time limit. *category* is the limit category to be
Get a connection runtime limit. *category* is the limit category to be
queried.
Example, query the maximum length of an SQL statement::
@ -896,7 +895,7 @@ Connection Objects
.. method:: setlimit(category, limit, /)
Set a connection run-time limit. *category* is the limit category to be
Set a connection runtime limit. *category* is the limit category to be
set. *limit* is the new limit. If the new limit is a negative number, the
limit is unchanged.
@ -915,7 +914,7 @@ Connection Objects
.. method:: serialize(*, name="main")
This method serializes a database into a :class:`bytes` object. For an
Serialize a database into a :class:`bytes` object. For an
ordinary on-disk database file, the serialization is just a copy of the
disk file. For an in-memory database or a "temp" database, the
serialization is the same sequence of bytes which would be written to
@ -934,6 +933,8 @@ Connection Objects
.. method:: deserialize(data, /, *, name="main")
Deserialize a :meth:`serialized <serialize>` database into a
:class:`Connection`.
This method causes the database connection to disconnect from database
*name*, and reopen *name* as an in-memory database based on the
serialization contained in *data*. Deserialization will raise
@ -1013,20 +1014,20 @@ Cursor Objects
.. method:: fetchone()
Fetches the next row of a query result set, returning a single sequence,
or :const:`None` when no more data is available.
Fetch the next row of a query result set as a :class:`tuple`.
Return :const:`None` if no more data is available.
.. method:: fetchmany(size=cursor.arraysize)
Fetches the next set of rows of a query result, returning a list. An empty
list is returned when no more rows are available.
Fetch the next set of rows of a query result as a :class:`list`.
Return an empty list if no more rows are available.
The number of rows to fetch per call is specified by the *size* parameter.
If it is not given, the cursor's arraysize determines the number of rows
to be fetched. The method should try to fetch as many rows as indicated by
the size parameter. If this is not possible due to the specified number of
rows not being available, fewer rows may be returned.
If *size* is not given, :attr:`arraysize` determines the number of rows
to be fetched.
If fewer than *size* rows are available,
as many rows as are available are returned.
Note there are performance considerations involved with the *size* parameter.
For optimal performance, it is usually best to use the arraysize attribute.
@ -1035,9 +1036,10 @@ Cursor Objects
.. method:: fetchall()
Fetches all (remaining) rows of a query result, returning a list. Note that
the cursor's arraysize attribute can affect the performance of this operation.
An empty list is returned when no rows are available.
Fetch all (remaining) rows of a query result as a :class:`list`.
Return an empty list if no rows are available.
Note that the :attr:`arraysize` attribute can affect the performance of
this operation.
.. method:: close()
@ -1064,7 +1066,7 @@ Cursor Objects
.. attribute:: lastrowid
This read-only attribute provides the row id of the last inserted row. It
Read-only attribute that provides the row id of the last inserted row. It
is only updated after successful ``INSERT`` or ``REPLACE`` statements
using the :meth:`execute` method. For other statements, after
:meth:`executemany` or :meth:`executescript`, or if the insertion failed,
@ -1084,7 +1086,7 @@ Cursor Objects
.. attribute:: description
This read-only attribute provides the column names of the last query. To
Read-only attribute that provides the column names of the last query. To
remain compatible with the Python DB API, it returns a 7-tuple for each
column where the last six items of each tuple are :const:`None`.
@ -1092,8 +1094,8 @@ Cursor Objects
.. attribute:: connection
This read-only attribute provides the SQLite database :class:`Connection`
used by the :class:`Cursor` object. A :class:`Cursor` object created by
Read-only attribute that provides the SQLite database :class:`Connection`
belonging to the cursor. A :class:`Cursor` object created by
calling :meth:`con.cursor() <Connection.cursor>` will have a
:attr:`connection` attribute that refers to *con*::
@ -1121,7 +1123,8 @@ Row Objects
.. method:: keys
This method returns a list of column names. Immediately after a query,
Return a :class:`list` of column names as :class:`strings <str>`.
Immediately after a query,
it is the first member of each tuple in :attr:`Cursor.description`.
.. versionchanged:: 3.5