chore: Do not show Click's "Aborted!" message when an error occurs du…

…ring schema loading in CLI

docs/changelog.rst

@@ -25,6 +25,7 @@ Changed
 
 - Added indentation & section name to the ``SUMMARY`` CLI block.
 - Use C-extension for YAML loading when it is possible. It can cause more than 10x speedup on schema parsing.
+- Do not show Click's "Aborted!" message when an error occurs during schema loading in CLI.
 
 `1.2.0`_ - 2020-04-15
 ---------------------

src/schemathesis/cli/__init__.py

@@ -1,3 +1,4 @@
+import sys
 import traceback
 from enum import Enum
 from typing import Callable, Dict, Generator, Iterable, List, Optional, Tuple, Union
@@ -272,7 +273,10 @@ def execute(
                 handler.handle_event(context, event)
     except click.exceptions.Exit:
         raise
-    except Exception:
+    except Exception as exc:
         for handler in handlers:
             handler.shutdown()
+        if isinstance(exc, click.Abort):
+            # To avoid showing "Aborted!" message, which is the default behavior in Click
+            sys.exit(1)
         raise

test/cli/test_commands.py

@@ -695,7 +695,6 @@ def test_schema_not_available(cli, workers):
         "Error: requests.exceptions.ConnectionError: HTTPConnectionPool(host='127.0.0.1', port=1): "
         "Max retries exceeded with url: /swagger.yaml"
     )
-    assert lines[-2] == "Aborted!"
 
 
 def test_schema_not_available_wsgi(cli, loadable_flask_app):
@@ -706,7 +705,6 @@ def test_schema_not_available_wsgi(cli, loadable_flask_app):
     # And error message is displayed
     lines = result.stdout.split("\n")
     assert lines[0] == "Schema was not found at unknown.yaml"
-    assert lines[1] == "Aborted!"
 
 
 @pytest.mark.endpoints("custom_format")