Don't specially handle empty results.

tests/rpc/test_rpc_telegram.py

@@ -861,7 +861,7 @@ def test_balance_handle_empty_response(default_conf, update, mocker) -> None:
     telegram._balance(update=update, context=MagicMock())
     result = msg_mock.call_args_list[0][0][0]
     assert msg_mock.call_count == 1
-    assert 'All balances are zero.' in result
+    assert 'Starting capital: `0 BTC' in result
 
 
 def test_balance_handle_empty_response_dry(default_conf, update, mocker) -> None:

tests/test_persistence.py

@@ -46,7 +46,6 @@ def test_init_invalid_db_url():
         init_db('sqlite:///', True)
 
 
-
 def test_init_prod_db(default_conf, mocker):
     default_conf.update({'dry_run': False})
     default_conf.update({'db_url': constants.DEFAULT_DB_PROD_URL})