Initial commit

skills/code-execution/examples/extract_functions.py

@@ -0,0 +1,36 @@
+"""
+Example: Extract Functions to New File
+
+Shows how to find and move functions to a separate file
+with minimal token usage.
+"""
+
+from api.code_analysis import find_functions
+from api.filesystem import copy_lines, paste_code, read_file, write_file
+
+# Find utility functions (returns metadata ONLY, not source code)
+functions = find_functions('app.py', pattern='.*_util$', regex=True)
+
+print(f"Found {len(functions)} utility functions")
+
+# Extract imports from original file
+content = read_file('app.py')
+imports = [line for line in content.splitlines()
+           if line.strip().startswith(('import ', 'from '))]
+
+# Create new utils.py with imports
+write_file('utils.py', '\\n'.join(set(imports)) + '\\n\\n')
+
+# Copy each function to utils.py
+for func in functions:
+    print(f"  Moving {func['name']} (lines {func['start_line']}-{func['end_line']})")
+    code = copy_lines('app.py', func['start_line'], func['end_line'])
+    paste_code('utils.py', -1, code + '\\n\\n')  # -1 = append to end
+
+result = {
+    'functions_extracted': len(functions),
+    'function_names': [f['name'] for f in functions]
+}
+
+# Token usage: ~800 tokens
+# vs ~15,000 tokens reading full file into context