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| """ | |
| Live utility for converting `.model_validate({...})` calls into | |
| model constructor calls with snake_case keyword arguments. | |
| The module watches itself for changes, reloads on save, transforms | |
| the code in `SAMPLE` and copies it to the clipboard. | |
| """ | |
| import importlib.util | |
| import os | |
| import re | |
| import subprocess | |
| import sys | |
| import time | |
| SAMPLE = """ | |
| """ | |
| a = re.compile(r"(.*?)(?:\.model_validate\([\s{]*)(.*?)}\s*\)", re.S | re.M) | |
| b = re.compile(r"\"([^\"]*?)\":") | |
| def print_output(): | |
| try: | |
| cls, body = next(a.finditer(SAMPLE)).groups() | |
| for grp in reversed(tuple(b.finditer(body))): | |
| body = ( | |
| body[: grp.start()] | |
| + re.sub(r"(?<!^)(?=[A-Z])", "_", grp.group(1)).lower() | |
| + "=" | |
| + body[grp.end() :] | |
| ) | |
| return (f"{cls}(" + body + ")").strip() | |
| except Exception as e: | |
| print(e) | |
| if __name__ == "__main__": | |
| mtime = None | |
| module_name = "_unvalidate" | |
| while True: | |
| if mtime != (current_mtime := os.stat(__file__).st_mtime): | |
| spec = importlib.util.spec_from_file_location(module_name, __file__) | |
| module = importlib.util.module_from_spec(spec) | |
| sys.modules[module_name] = module | |
| spec.loader.exec_module(module) | |
| print() | |
| data = module.print_output() | |
| subprocess.run("pbcopy", text=True, input=data) | |
| print(data) | |
| print() | |
| mtime = current_mtime | |
| time.sleep(0.1) |
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