[add,bugfix] adds cmdline -cache_type JPE,JPW,JPWA. fix bugs related …

…to these modes

    parser.add_argument('-cache_type', metavar='cache_type', type=str,
                        default=DEFAULT_CACHE_TYPE,
                        help='''specify how the received data should be synced
                        between memory and disk.
                          - JPE/OneJsonPerEnv:             one json per environment
                          - JPW/OneJsonPerWindow:          one json per window
                          - JPWA/OneJsonPerWindowAutoSave: one json per window,
                                                           autosave to disk when plotting''')

py/visdom/Makefile

@@ -4,5 +4,18 @@ clean:
 serve_test:
 	python3 -mpdb -cc server.py -env_path test_data -eager_data_loading -logging_level 5
 
-test_simple:
-	python3 test_simple.py
+serve_test_jpwa:
+	python3 -mpdb -cc server.py -env_path test_data -eager_data_loading -logging_level 5 -cache_type JPWA
+
+serve_test_jpe:
+	python3 -mpdb -cc server.py -env_path test_data -eager_data_loading -logging_level 5 -cache_type JPE
+
+serve_test_jpw:
+	python3 -mpdb -cc server.py -env_path test_data -eager_data_loading -logging_level 5 -cache_type JPW
+
+
+test_save.py:
+	python3 test_save.py
+test_cache.py:
+	python3 test_cache.py
+.PHONY: test_cache.py test_save.py