Assign each experiment unique id (#76)

* Assign each experiment unique id

* Make a bit more readable

[skip ci]

Co-authored-by: Charles Tapley Hoyt <cthoyt@gmail.com>

src/pykeen/experiments/cli.py

@@ -142,10 +142,13 @@ def _help_reproduce(
     click.echo(f'Running configuration at {path}')
 
     # Create directory in which all experimental artifacts are saved
+    datetime = time.strftime('%Y-%m-%d-%H-%M-%S')
     if file_name is not None:
-        output_directory = os.path.join(directory, time.strftime(f"%Y-%m-%d-%H-%M-%S_{file_name}"))
+        experiment_id = f'{datetime}_{uuid4()}_{file_name}'
     else:
-        output_directory = os.path.join(directory, time.strftime("%Y-%m-%d-%H-%M-%S"))
+        experiment_id = f'{datetime}_{uuid4()}'
+    output_directory = os.path.join(directory, experiment_id)
+
     os.makedirs(output_directory, exist_ok=True)
 
     replicate_pipeline_from_path(