Merge bitcoin/bitcoin#26882: test: skip sqlite3 tests if it isn't available

eea73d465e test: skip sqlite3 tests if it isn't available (fanquake)

Pull request description:

  Fixes #26819. Related too #26873, which adds the missing documentation.

ACKs for top commit:
  brunoerg:
    ACK eea73d465e

Tree-SHA512: 9bcf5c642695c39a58d56ef8bf4d62601ab0acd4ad71c9400b9d8a2a336a1cd55b69408a02c583d9a67c5de0286364c9f38debd03ec8316725ad69450d980f0d

test/functional/test_framework/test_framework.py

@@ -854,6 +854,13 @@ class BitcoinTestFramework(metaclass=BitcoinTestMetaClass):
         except ImportError:
             raise SkipTest("python3-zmq module not available.")
 
+    def skip_if_no_py_sqlite3(self):
+        """Attempt to import the sqlite3 package and skip the test if the import fails."""
+        try:
+            import sqlite3  # noqa
+        except ImportError:
+            raise SkipTest("sqlite3 module not available.")
+
     def skip_if_no_python_bcc(self):
         """Attempt to import the bcc package and skip the tests if the import fails."""
         try:

test/functional/wallet_descriptor.py

@@ -4,7 +4,11 @@
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test descriptor wallet function."""
 import os
-import sqlite3
+
+try:
+    import sqlite3
+except ImportError:
+    pass
 
 from test_framework.blocktools import COINBASE_MATURITY
 from test_framework.test_framework import BitcoinTestFramework
@@ -27,6 +31,7 @@ class WalletDescriptorTest(BitcoinTestFramework):
     def skip_test_if_missing_module(self):
         self.skip_if_no_wallet()
         self.skip_if_no_sqlite()
+        self.skip_if_no_py_sqlite3()
 
     def run_test(self):
         if self.is_bdb_compiled():