Refs #23919 -- Removed pysqlite support (it's Python 2 only).

django/contrib/gis/db/backends/spatialite/base.py

@@ -4,7 +4,7 @@ from ctypes.util import find_library
 from django.conf import settings
 from django.core.exceptions import ImproperlyConfigured
 from django.db.backends.sqlite3.base import (
-    Database, DatabaseWrapper as SQLiteDatabaseWrapper, SQLiteCursorWrapper,
+    DatabaseWrapper as SQLiteDatabaseWrapper, SQLiteCursorWrapper,
 )
 from django.utils import six
 
@@ -24,11 +24,6 @@ class DatabaseWrapper(SQLiteDatabaseWrapper):
     ops_class = SpatiaLiteOperations
 
     def __init__(self, *args, **kwargs):
-        # Before we get too far, make sure pysqlite 2.5+ is installed.
-        if Database.version_info < (2, 5, 0):
-            raise ImproperlyConfigured('Only versions of pysqlite 2.5+ are '
-                                       'compatible with SpatiaLite and GeoDjango.')
-
         # Trying to find the location of the SpatiaLite library.
         # Here we are figuring out the path to the SpatiaLite library
         # (`libspatialite`). If it's not in the system library path (e.g., it
@@ -50,9 +45,9 @@ class DatabaseWrapper(SQLiteDatabaseWrapper):
             conn.enable_load_extension(True)
         except AttributeError:
             raise ImproperlyConfigured(
-                'The pysqlite library does not support C extension loading. '
-                'Both SQLite and pysqlite must be configured to allow '
-                'the loading of extensions to use SpatiaLite.')
+                'SpatiaLite requires SQLite to be configured to allow '
+                'extension loading.'
+            )
         # Loading the SpatiaLite library extension on the connection, and returning
         # the created cursor.
         cur = conn.cursor(factory=SQLiteCursorWrapper)

django/db/backends/sqlite3/base.py

 """
-SQLite3 backend for django.
-
-Works with either the pysqlite2 module or the sqlite3 module in the
-standard library.
+SQLite3 backend for the sqlite3 module in the standard library.
 """
 import decimal
 import re
 import warnings
+from sqlite3 import dbapi2 as Database
 
 import pytz
 
@@ -20,15 +18,6 @@ from django.utils.dateparse import (
 )
 from django.utils.encoding import force_text
 
-try:
-    try:
-        from pysqlite2 import dbapi2 as Database
-    except ImportError:
-        from sqlite3 import dbapi2 as Database
-except ImportError as exc:
-    raise ImproperlyConfigured("Error loading either pysqlite2 or sqlite3 modules (tried in that order): %s" % exc)
-
-# Some of these import sqlite3, so import them after checking if it's installed.
 from .client import DatabaseClient                          # isort:skip
 from .creation import DatabaseCreation                      # isort:skip
 from .features import DatabaseFeatures                      # isort:skip

docs/ref/contrib/gis/install/index.txt

@@ -61,7 +61,7 @@ Database            Library Requirements            Supported Versions  Notes
 PostgreSQL          GEOS, GDAL, PROJ.4, PostGIS     9.3+                Requires PostGIS.
 MySQL               GEOS, GDAL                      5.5+                Not OGC-compliant; :ref:`limited functionality <mysql-spatial-limitations>`.
 Oracle              GEOS, GDAL                      11.2+               XE not supported.
-SQLite              GEOS, GDAL, PROJ.4, SpatiaLite  3.6.+               Requires SpatiaLite 4.0+, pysqlite2 2.5+
+SQLite              GEOS, GDAL, PROJ.4, SpatiaLite  3.6.+               Requires SpatiaLite 4.0+
 ==================  ==============================  ==================  =========================================
 
 See also `this comparison matrix`__ on the OSGeo Wiki for
@@ -268,8 +268,8 @@ KyngChaos packages
 William Kyngesburye provides a number of `geospatial library binary packages`__
 that make it simple to get GeoDjango installed on OS X without compiling
 them from source.  However, the `Apple Developer Tools`_ are still necessary
-for compiling the Python database adapters :ref:`psycopg2_kyngchaos` (for PostGIS)
-and `pysqlite2 <https://pypi.python.org/pypi/pysqlite>`_ (for SpatiaLite).
+for compiling the Python database adapters :ref:`psycopg2_kyngchaos` (for
+PostGIS).
 
 .. note::
 

docs/ref/databases.txt

@@ -663,18 +663,6 @@ substring filtering.
 
 .. _documented at sqlite.org: https://www.sqlite.org/faq.html#q18
 
-.. _using-newer-versions-of-pysqlite:
-
-Using newer versions of the SQLite DB-API 2.0 driver
-----------------------------------------------------
-
-Django will use a ``pysqlite2`` module in preference to ``sqlite3`` as shipped
-with the Python standard library if it finds one is available.
-
-This provides the ability to upgrade both the DB-API 2.0 interface or SQLite 3
-itself to versions newer than the ones included with your particular Python
-binary distribution, if needed.
-
 "Database is locked" errors
 ---------------------------