use daggr latest version

backend_deploy.py

@@ -23,7 +23,8 @@ from backend_parsers import (
     strip_tool_call_markers,
     remove_code_block,
     extract_import_statements,
-    generate_requirements_txt_with_llm
+    generate_requirements_txt_with_llm,
+    enforce_critical_versions
 )
 
 
@@ -823,6 +824,8 @@ def deploy_to_huggingface_space(
                         file_path = temp_path / filename
                         print(f"[Deploy] Writing {filename} ({len(content)} chars) to {file_path}")
                         # Use text mode - Python handles encoding automatically
+                        if filename == "requirements.txt":
+                            content = enforce_critical_versions(content)
                         file_path.write_text(content, encoding='utf-8')
                         # Verify the write was successful
                         written_size = file_path.stat().st_size
@@ -846,7 +849,7 @@ def deploy_to_huggingface_space(
                 html_code = prettify_comfyui_json_for_html(code)
                 (temp_path / "index.html").write_text(html_code, encoding='utf-8')
                 
-            elif language in ["gradio", "streamlit"]:
+            elif language in ["gradio", "streamlit", "daggr"]:
                 files = parse_multi_file_python_output(code)
                 
                 # Fallback: if no files parsed (missing === markers), treat entire code as app.py
@@ -862,6 +865,8 @@ def deploy_to_huggingface_space(
                 for filename, content in files.items():
                     file_path = temp_path / filename
                     file_path.parent.mkdir(parents=True, exist_ok=True)
+                    if filename == "requirements.txt":
+                        content = enforce_critical_versions(content)
                     file_path.write_text(content, encoding='utf-8')
                 
                 # Ensure requirements.txt exists - generate from imports if missing
@@ -927,6 +932,8 @@ def deploy_to_huggingface_space(
                 for filename, content in files.items():
                     file_path = temp_path / filename
                     file_path.parent.mkdir(parents=True, exist_ok=True)
+                    if filename == "requirements.txt":
+                        content = enforce_critical_versions(content)
                     file_path.write_text(content, encoding='utf-8')
                 
                 # Generate requirements.txt from imports if missing
@@ -1532,6 +1539,8 @@ Generated by [AnyCoder](https://huggingface.co/spaces/akhaliq/anycoder)"""
                     # Write transformers.js files
                     for filename, content in files.items():
                         file_path = temp_path / filename
+                        if filename == "requirements.txt":
+                            content = enforce_critical_versions(content)
                         file_path.write_text(content, encoding='utf-8')
                         
                 except Exception as e:
@@ -1587,11 +1596,13 @@ Generated by [AnyCoder](https://huggingface.co/spaces/akhaliq/anycoder)"""
                 for filename, content in files.items():
                     file_path = temp_path / filename
                     file_path.parent.mkdir(parents=True, exist_ok=True)
+                    if filename == "requirements.txt":
+                        content = enforce_critical_versions(content)
                     file_path.write_text(content, encoding='utf-8')
                 
                 # Skip requirements.txt generation for Gradio PRs (preserve existing)
                 # For Streamlit, generate requirements.txt if missing
-                if language == "streamlit" and "requirements.txt" not in files:
+                if language in ["streamlit", "daggr"] and "requirements.txt" not in files:
                     main_app = files.get('streamlit_app.py') or files.get('app.py', '')
                     if main_app:
                         print(f"[PR] Generating requirements.txt from imports")

backend_docs_manager.py

@@ -444,7 +444,7 @@ When creating Gradio applications, organize your code into multiple files for pr
 
 **File Organization:**
 - `app.py` - Main application entry point (REQUIRED)
-- `requirements.txt` - Python dependencies (REQUIRED, auto-generated from imports)
+- `requirements.txt` - Python dependencies (REQUIRED, auto-generated from imports). ALWAYS use `daggr>=0.5.4` and `gradio>=6.0.2` if applicable.
 - `utils.py` - Utility functions and helpers (optional)
 - `models.py` - Model loading and inference functions (optional)
 - `config.py` - Configuration and constants (optional)

backend_parsers.py

@@ -192,8 +192,8 @@ def parse_multi_file_python_output(code: str) -> Dict[str, str]:
     """Parse multi-file Python output (e.g., Gradio, Streamlit)"""
     files = {}
     
-    # Pattern to match file sections
-    pattern = r'===\s*(\S+\.(?:py|txt))\s*===\s*(.*?)(?====|$)'
+    # Pattern to match file sections like === filename.ext ===
+    pattern = r'===\s*(\S+\.\w+)\s*===\s*(.*?)(?=\n\s*===\s*\S+\.\w+\s*===|$)'
     matches = re.finditer(pattern, code, re.DOTALL | re.IGNORECASE)
     
     for match in matches:
@@ -204,6 +204,8 @@ def parse_multi_file_python_output(code: str) -> Dict[str, str]:
         content = re.sub(r'^```\w*\s*', '', content, flags=re.MULTILINE)
         content = re.sub(r'```\s*$', '', content, flags=re.MULTILINE)
         
+        if filename == "requirements.txt":
+            content = enforce_critical_versions(content)
         files[filename] = content
     
     return files
@@ -364,6 +366,22 @@ def parse_react_output(text: str) -> Dict[str, str]:
     return files if isinstance(files, dict) and files else {}
 
 
+def enforce_critical_versions(requirements_content: str) -> str:
+    """Ensure critical packages like daggr and gradio have minimum required versions"""
+    if 'daggr' in requirements_content:
+        # Check if version is already specified
+        if 'daggr>=' not in requirements_content and 'daggr==' not in requirements_content:
+            # Replace plain 'daggr' with pinned version, preserving comments
+            requirements_content = re.sub(r'^daggr\s*(?=[#\n]|$)', 'daggr>=0.5.4', requirements_content, flags=re.MULTILINE)
+    
+    if 'gradio' in requirements_content:
+        if 'gradio>=' not in requirements_content and 'gradio==' not in requirements_content:
+            # Replace plain 'gradio' with pinned version, preserving comments
+            requirements_content = re.sub(r'^gradio\s*(?=[#\n]|$)', 'gradio>=6.0.2', requirements_content, flags=re.MULTILINE)
+            
+    return requirements_content
+
+
 def generate_requirements_txt_with_llm(import_statements):
     """Generate requirements.txt content using LLM based on import statements."""
     if not import_statements:
@@ -467,6 +485,8 @@ Generate a comprehensive requirements.txt that ensures the application will work
         
         requirements_content = '\n'.join(clean_lines).strip()
         
+        requirements_content = enforce_critical_versions(requirements_content)
+        
         # Ensure it ends with a newline
         if requirements_content and not requirements_content.endswith('\n'):
             requirements_content += '\n'
@@ -481,7 +501,9 @@ Generate a comprehensive requirements.txt that ensures the application will work
             'PIL': 'Pillow', 
             'sklearn': 'scikit-learn',
             'skimage': 'scikit-image',
-            'bs4': 'beautifulsoup4'
+            'bs4': 'beautifulsoup4',
+            'daggr': 'daggr>=0.5.4',
+            'gradio': 'gradio>=6.0.2'
         }
         
         for stmt in import_statements:

backend_prompts.py

@@ -162,7 +162,7 @@ You MUST use this exact format and ALWAYS include Dockerfile, streamlit_app.py,
 [main application code]
 
 === requirements.txt ===
-[dependencies]
+[dependencies]. ALWAYS use `daggr>=0.5.4` and `gradio>=6.0.2` if applicable.
 
 === utils.py ===
 [utility functions - optional]
@@ -622,6 +622,10 @@ from daggr import GradioNode, FnNode, InferenceNode, Graph
 graph = Graph(name="My Workflow", nodes=[node1, node2])
 graph.launch()
 
+=== requirements.txt ===
+daggr>=0.5.4
+gradio>=6.0.2
+
 **🚨 CRITICAL: DO NOT Generate README.md Files**
 - NEVER generate README.md files under any circumstances
 - A template README.md is automatically provided and will be overridden by the deployment system