Fix syntax error in stream_anthropic function - use variables instead of multi-line f-strings

app.py

@@ -237,7 +237,7 @@ async def stream_anthropic(ollama_stream, original_model: str):
     message_id = f"msg_{uuid.uuid4().hex[:10]}"
     
     # Send message_start
-    yield f"data: {json.dumps({
+    message_start_data = {
         'type': 'message_start',
         'message': {
             'id': message_id,
@@ -249,14 +249,16 @@ async def stream_anthropic(ollama_stream, original_model: str):
             'stop_sequence': None,
             'usage': {'input_tokens': 0, 'output_tokens': 0}
         }
-    })}\n\n"
+    }
+    yield f"data: {json.dumps(message_start_data)}\n\n"
     
     # Send content_block_start
-    yield f"data: {json.dumps({
+    content_block_start_data = {
         'type': 'content_block_start',
         'index': 0,
         'content_block': {'type': 'text'}
-    })}\n\n"
+    }
+    yield f"data: {json.dumps(content_block_start_data)}\n\n"
     
     input_tokens = 0
     output_tokens = 0
@@ -292,10 +294,11 @@ async def stream_anthropic(ollama_stream, original_model: str):
                 continue
     
     # Send content_block_stop
-    yield f"data: {json.dumps({
+    content_block_stop_data = {
         'type': 'content_block_stop',
         'index': 0
-    })}\n\n"
+    }
+    yield f"data: {json.dumps(content_block_stop_data)}\n\n"
     
     # Map stop reason
     stop_reason_map = {
@@ -305,19 +308,19 @@ async def stream_anthropic(ollama_stream, original_model: str):
     }
     
     # Send message_delta
-    yield f"data: {json.dumps({
+    message_delta_data = {
         'type': 'message_delta',
         'delta': {
             'stop_reason': stop_reason_map.get(stop_reason, "end_turn"),
             'stop_sequence': None
         },
         'usage': {'output_tokens': output_tokens}
-    })}\n\n"
+    }
+    yield f"data: {json.dumps(message_delta_data)}\n\n"
     
     # Send message_stop
-    yield f"data: {json.dumps({
-        'type': 'message_stop'
-    })}\n\n"
+    message_stop_data = {'type': 'message_stop'}
+    yield f"data: {json.dumps(message_stop_data)}\n\n"
 
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