Module utils

Functions

• format_py_error
• is_instance
  use rustpython’s is_instance method to check if a PyObject is a instance of class. if PyResult is Err, then this function return false
• obj_cast_to
• py_obj_to_value 🔒
• py_obj_to_vec
  convert a single PyVector or a number(a constant)(wrapping in PyObjectRef) into a Array(or a constant array)