Fix 406 error from Overpass API by setting Accept: */* header

download-overpass.py

@@ -86,11 +86,16 @@ def query_overpass(query):
     """Send query to Overpass API and return JSON response, with retries."""
     url = "https://overpass-api.de/api/interpreter"
     data = urllib.parse.urlencode({"data": query}).encode("utf-8")
+    req = urllib.request.Request(
+        url,
+        data=data,
+        headers={"Accept": "*/*", "User-Agent": "TheVillagesImport/1.0"},
+    )
 
     max_attempts = 3
     for attempt in range(1, max_attempts + 1):
         try:
-            with urllib.request.urlopen(url, data=data, timeout=300) as response:
+            with urllib.request.urlopen(req, timeout=300) as response:
                 return json.loads(response.read().decode("utf-8"))
         except urllib.error.HTTPError as e:
             try: