compat fixups

Author: WillAyd

pandas/tests/io/test_sql.py

@@ -203,7 +203,6 @@ def create_and_load_iris_postgresql(conn, iris_file: Path):
 def create_and_load_iris(conn, iris_file: Path, dialect: str):
     from sqlalchemy import insert
 
-    import_optional_dependency("adbc_driver_manager.dbapi", errors="ignore")
     iris = iris_table_metadata(dialect)
 
     with iris_file.open(newline=None, encoding="utf-8") as csvfile:
@@ -223,7 +222,12 @@ def create_and_load_iris_view(conn):
         cur = conn.cursor()
         cur.execute(stmt)
     else:
-        adbc = import_optional_dependency("adbc_driver_manager.dbapi", errors="ignore")
+        if pa_version_under8p0:
+            adbc = None
+        else:
+            adbc = import_optional_dependency(
+                "adbc_driver_manager.dbapi", errors="ignore"
+            )
         if adbc and isinstance(conn, adbc.Connection):
             with conn.cursor() as cur:
                 cur.execute(stmt)
@@ -301,8 +305,12 @@ def create_and_load_types_sqlite3(conn, types_data: list[dict]):
 
 def create_and_load_types_postgresql(conn, types_data: list[dict]):
     # Boolean support not added until 0.8.0
-    adbc = import_optional_dependency("adbc_driver_manager")
-    if Version(adbc.__version__) < Version("0.8.0"):
+    if pa_version_under8p0:
+        adbc = None
+    else:
+        adbc = import_optional_dependency("adbc_driver_manager", errors="ignore")
+
+    if adbc and Version(adbc.__version__) < Version("0.8.0"):
         bool_type = "INTEGER"
     else:
         bool_type = "BOOLEAN"
@@ -363,7 +371,10 @@ def check_iris_frame(frame: DataFrame):
 
 def count_rows(conn, table_name: str):
     stmt = f"SELECT count(*) AS count_1 FROM {table_name}"
-    adbc = import_optional_dependency("adbc_driver_manager.dbapi", errors="ignore")
+    if pa_version_under8p0:
+        adbc = None
+    else:
+        adbc = import_optional_dependency("adbc_driver_manager.dbapi", errors="ignore")
     if isinstance(conn, sqlite3.Connection):
         cur = conn.cursor()
         return cur.execute(stmt).fetchone()[0]
@@ -495,7 +506,12 @@ def get_all_views(conn):
         c = conn.execute("SELECT name FROM sqlite_master WHERE type='view'")
         return [view[0] for view in c.fetchall()]
     else:
-        adbc = import_optional_dependency("adbc_driver_manager.dbapi", errors="ignore")
+        if pa_version_under8p0:
+            adbc = None
+        else:
+            adbc = import_optional_dependency(
+                "adbc_driver_manager.dbapi", errors="ignore"
+            )
         if adbc and isinstance(conn, adbc.Connection):
             results = []
             info = conn.adbc_get_objects().read_all().to_pylist()
@@ -520,7 +536,13 @@ def get_all_tables(conn):
         c = conn.execute("SELECT name FROM sqlite_master WHERE type='table'")
         return [table[0] for table in c.fetchall()]
     else:
-        adbc = import_optional_dependency("adbc_driver_manager.dbapi", errors="ignore")
+        if pa_version_under8p0:
+            adbc = None
+        else:
+            adbc = import_optional_dependency(
+                "adbc_driver_manager.dbapi", errors="ignore"
+            )
+
         if adbc and isinstance(conn, adbc.Connection):
             results = []
             info = conn.adbc_get_objects().read_all().to_pylist()
@@ -547,7 +569,12 @@ def drop_table(
         conn.commit()
 
     else:
-        adbc = import_optional_dependency("adbc_driver_manager.dbapi", errors="ignore")
+        if pa_version_under8p0:
+            adbc = None
+        else:
+            adbc = import_optional_dependency(
+                "adbc_driver_manager.dbapi", errors="ignore"
+            )
         if adbc and isinstance(conn, adbc.Connection):
             with conn.cursor() as cur:
                 cur.execute(f'DROP TABLE IF EXISTS "{table_name}"')
@@ -564,7 +591,12 @@ def drop_view(
         conn.execute(f"DROP VIEW IF EXISTS {sql._get_valid_sqlite_name(view_name)}")
         conn.commit()
     else:
-        adbc = import_optional_dependency("adbc_driver_manager.dbapi", errors="ignore")
+        if pa_version_under8p0:
+            adbc = None
+        else:
+            adbc = import_optional_dependency(
+                "adbc_driver_manager.dbapi", errors="ignore"
+            )
         if adbc and isinstance(conn, adbc.Connection):
             with conn.cursor() as cur:
                 cur.execute(f'DROP VIEW IF EXISTS "{view_name}"')
@@ -1796,7 +1828,7 @@ def test_api_timedelta(conn, request):
         )
 
     if "adbc" in conn_name:
-        exp_warning = None
+        exp_warning = FutureWarning  # pyarrow warns is_sparse is deprecated
     else:
         exp_warning = UserWarning