Notes

python_scripts/get_values_from_hag/get_values_from_hag.py

@@ -7,7 +7,7 @@ if the server updates the values. The cache is stored in the file 'bafg_cache.sq
 
 Usage:
 
-    python .\get_values_from_hag.py --help
+    python get_values_from_hag.py --help
     usage: get_values_from_hag.py [-h] [--lat LAT] [--lon LON] [--name NAME]
                                 [--layers LAYERS [LAYERS ...]] [--tree]
 
@@ -24,7 +24,7 @@ Usage:
 
 Show the layers tree:
 
-    python .\get_values_from_hag.py --tree
+    python get_values_from_hag.py --tree
     BfG Hydrologischer Atlas Deutschland
     ├── Teil 1: Grundlagen (id = 0)
     │   ├── 1.1 Orohydrographie (id = 1)
@@ -139,6 +139,7 @@ def download_tree(url):
 
 
 def get_json(url):
+    # TODO: Server somehows requires some time to startup. Ping bafg.de first, and try 3 times at most, with a sleep inbetween?
     response = requests.get(url, timeout=TIMEOUT)
     text = response.content
     data = json.loads(text)
@@ -193,7 +194,8 @@ if __name__ == "__main__":
     parser.add_argument('--lat', type=float, default=EXAMPLE_LAT, help='Latitude')
     parser.add_argument('--lon', type=float, default=EXAMPLE_LON, help='Longitude')
     parser.add_argument('--name', type=str, default=EXAMPLE_LOCATION, help='Location name')
-    parser.add_argument('--layers', type=str, nargs='+', default=EXAMPLES_LAYERS, help='Layers to download')
+    parser.add_argument('--layers', type=str, nargs='+',
+                        default=EXAMPLES_LAYERS, help='Layers to download')
     parser.add_argument('--tree', action='store_true', help='Display the tree of layers?')
     args = parser.parse_args()
     main(args.lat, args.lon, args.name, args.layers, args.tree)