code-explain-patterns

Code Explanation Patterns Reference

Visual explanations, algorithm visualization, and progressive learning techniques.

Complexity Assessment

class CodeAnalyzer:
    def analyze_complexity(self, code: str) -> Dict:
        """Analyze code complexity and structure"""
        analysis = {
            'complexity_score': 0,
            'concepts': [],
            'patterns': [],
            'difficulty_level': 'beginner'
        }
        tree = ast.parse(code)
        analysis['metrics'] = {
            'lines_of_code': len(code.splitlines()),
            'cyclomatic_complexity': self._calculate_cyclomatic_complexity(tree),
            'nesting_depth': self._calculate_max_nesting(tree),
            'function_count': len([n for n in ast.walk(tree) if isinstance(n, ast.FunctionDef)])
        }
        analysis['concepts'] = self._identify_concepts(tree)
        return analysis

    def _identify_concepts(self, tree) -> List[str]:
        """Identify programming concepts used"""
        concepts = []
        for node in ast.walk(tree):
            if isinstance(node, (ast.AsyncFunctionDef, ast.AsyncWith)):
                concepts.append('asynchronous programming')
            elif isinstance(node, ast.FunctionDef) and node.decorator_list:
                concepts.append('decorators')
            elif isinstance(node, ast.With):
                concepts.append('context managers')
            elif isinstance(node, ast.Yield):
                concepts.append('generators')
            elif isinstance(node, (ast.ListComp, ast.DictComp)):
                concepts.append('comprehensions')
        return list(set(concepts))

Visual Diagrams

Flow Diagram Generation (Mermaid)

def generate_flow_diagram(self, code_structure):
    """Generate Mermaid flowchart"""
    diagram = "```mermaid\nflowchart TD\n"
    for i, func in enumerate(code_structure['functions']):
        node_id = f"F{i}"
        diagram += f"    {node_id}[{func['name']}]\n"
        if func.get('parameters'):
            diagram += f"    {node_id}_params[/{', '.join(func['parameters'])}/]\n"
            diagram += f"    {node_id}_params --> {node_id}\n"
    diagram += "```"
    return diagram