add error checking for mvsep

app.py

@@ -211,26 +211,32 @@ def mvsep_api_request(mvsep_key, audio_file, sep_int):
     return f"Request sent successfully! Your hash is: {hash_val}.\n\nUse the next tab to check the status of your request."
 
 def mvsep_check_request(hash_textbox):
-    url = "https://mvsep.com/api/separation/get"
-    params = {
-        "hash": hash_textbox
-    }
-    r = requests.get(url, params=params)
-    rjson = r.json()
-    success = rjson['success']
-    status = rjson['status']
-    return f"Was successful? {str(success)}.\n Status: {status}."
+    try:
+        url = "https://mvsep.com/api/separation/get"
+        params = {
+            "hash": hash_textbox
+        }
+        r = requests.get(url, params=params)
+        rjson = r.json()
+        success = rjson['success']
+        status = rjson['status']
+        return f"Was successful? {str(success)}.\n Status: {status}."
+    except requests.exceptions.JSONDecodeError:
+        return gr.Info("Status not available or request not sent.")
 
 def mvsep_download_separated_audio(hash_textbox):
-    url = "https://mvsep.com/api/separation/get"
-    params = {
-        "hash": hash_textbox
-    }
-    r = requests.get(url, params=params)
-    rjson = r.json()
-    files = rjson.get('data', {}).get('files', [])
-    urls = [file['url'] for file in files]
-    return json.dumps(urls, indent=4)
+    try:
+        url = "https://mvsep.com/api/separation/get"
+        params = {
+            "hash": hash_textbox
+        }
+        r = requests.get(url, params=params)
+        rjson = r.json()
+        files = rjson.get('data', {}).get('files', [])
+        urls = [file['url'] for file in files]
+        return json.dumps(urls, indent=4)
+    except requests.exceptions.JSONDecodeError:
+        return gr.Info("Nothing to download yet. Check back later.")
 
 
 with gr.Blocks(theme='sudeepshouche/minimalist', title="Global Dataset Maker") as app: