More config cli (#466)

* Extra config CLI tech spec

* Describe packaging

* Added CLI commands

* Add tests

trustgraph-cli/trustgraph/cli/delete_config_item.py

@@ -0,0 +1,61 @@
+"""
+Deletes a configuration item
+"""
+
+import argparse
+import os
+from trustgraph.api import Api
+from trustgraph.api.types import ConfigKey
+
+default_url = os.getenv("TRUSTGRAPH_URL", 'http://localhost:8088/')
+
+def delete_config_item(url, config_type, key):
+
+    api = Api(url).config()
+
+    config_key = ConfigKey(type=config_type, key=key)
+    api.delete([config_key])
+
+    print(f"Configuration item deleted: {config_type}/{key}")
+
+def main():
+
+    parser = argparse.ArgumentParser(
+        prog='tg-delete-config-item',
+        description=__doc__,
+    )
+
+    parser.add_argument(
+        '--type',
+        required=True,
+        help='Configuration type',
+    )
+
+    parser.add_argument(
+        '--key',
+        required=True,
+        help='Configuration key',
+    )
+
+    parser.add_argument(
+        '-u', '--api-url',
+        default=default_url,
+        help=f'API URL (default: {default_url})',
+    )
+
+    args = parser.parse_args()
+
+    try:
+
+        delete_config_item(
+            url=args.api_url,
+            config_type=args.type,
+            key=args.key,
+        )
+
+    except Exception as e:
+
+        print("Exception:", e, flush=True)
+
+if __name__ == "__main__":
+    main()