def PyObject_GetAttrString(space, w_obj, name_ptr):
"""Retrieve an attribute named attr_name from object o. Returns the attribute
value on success, or NULL on failure. This is the equivalent of the Python
expression o.attr_name."""
name = rffi.charp2str(name_ptr)
w_res = space.getattr(w_obj, space.newtext(name))
return hack_for_result_often_existing_obj(space, w_res)
def PyObject_GetItem(space, w_obj, w_key):
"""Return element of o corresponding to the object key or NULL on failure.
This is the equivalent of the Python expression o[key]."""
w_res = space.getitem(w_obj, w_key)
return hack_for_result_often_existing_obj(space, w_res)
def PyObject_GetAttr(space, w_obj, w_name):
"""Retrieve an attribute named attr_name from object o. Returns the attribute
value on success, or NULL on failure. This is the equivalent of the Python
expression o.attr_name."""
w_res = space.getattr(w_obj, w_name)
return hack_for_result_often_existing_obj(space, w_res)
def PyMapping_GetItemString(space, w_obj, key):
"""Return element of o corresponding to the object key or NULL on failure.
This is the equivalent of the Python expression o[key]."""
w_key = space.newtext(rffi.charp2str(key))
w_res = space.getitem(w_obj, w_key)
return hack_for_result_often_existing_obj(space, w_res)
