def check_part_index(state,
name,
index,
part_msg,
missing_msg=None,
expand_msg=None):
"""Return child state with indexed name part as its ast tree.
``index`` can be:
- an integer, in which case the student/solution_parts are indexed by position.
- a string, in which case the student/solution_parts are expected to be a dictionary.
- a list of indices (which can be integer or string), in which case the student parts are indexed step by step.
"""
if missing_msg is None:
missing_msg = "Are you sure you defined the {{part}}? "
if expand_msg is None:
expand_msg = "Did you correctly specify the {{part}}? "
# create message
ordinal = get_ord(index + 1) if isinstance(index, int) else ""
fmt_kwargs = {"index": index, "ordinal": ordinal}
fmt_kwargs.update(part=render(part_msg, fmt_kwargs))
append_message = {"msg": expand_msg, "kwargs": fmt_kwargs}
# check there are enough parts for index
has_part(state, name, missing_msg, fmt_kwargs, index)
# get part at index
stu_part = state.student_parts[name]
sol_part = state.solution_parts[name]
if isinstance(index, list):
for ind in index:
stu_part = stu_part[ind]
sol_part = sol_part[ind]
else:
stu_part = stu_part[index]
sol_part = sol_part[index]
assert_ast(state, sol_part, fmt_kwargs)
# return child state from part
return part_to_child(stu_part, sol_part, append_message, state)
def check_part(state, name, part_msg, missing_msg=None, expand_msg=None):
"""Return child state with name part as its ast tree"""
if missing_msg is None:
missing_msg = "Are you sure you defined the {{part}}? "
if expand_msg is None:
expand_msg = "Did you correctly specify the {{part}}? "
if not part_msg:
part_msg = name
append_message = {"msg": expand_msg, "kwargs": {"part": part_msg}}
has_part(state, name, missing_msg, append_message["kwargs"])
stu_part = state.student_parts[name]
sol_part = state.solution_parts[name]
assert_ast(state, sol_part, append_message["kwargs"])
return part_to_child(stu_part, sol_part, append_message, state)
def check_part(state, name, part_msg, missing_msg=None, expand_msg=None):
"""Return child state with name part as its ast tree"""
if missing_msg is None:
missing_msg = "你确定你定义了 {{part}}吗? "
if expand_msg is None:
expand_msg = "你是否正确指定了 {{part}}? "
if not part_msg:
part_msg = name
append_message = {"msg": expand_msg, "kwargs": {"part": part_msg}}
has_part(state, name, missing_msg, append_message["kwargs"])
stu_part = state.student_parts[name]
sol_part = state.solution_parts[name]
assert_ast(state, sol_part, append_message["kwargs"])
return part_to_child(stu_part, sol_part, append_message, state)