def str_from_md(md_lines):
st = StepString()
md_part = []
WRDs = OneOrMore(WRD)
ans_template = 'ANSWER:' + WRDs
for line in md_lines:
ans = None
if line.startswith('SUBSTR:'):
st.match_substring = bool_check('SUBSTR', line)
continue
if line.startswith('CASESENSE:'):
st.case_sensitive = bool_check('CASESENSE', line)
continue
if line.startswith('USE_RE:'):
st.use_re = bool_check('USE_RE', line)
continue
if line.startswith('ANSWER:'):
ans = ans_template.parseString(line)
st.pattern = ' '.join(ans[1:])
if ans is not None:
st.text = html(md_part)
return st
else:
# continue a question or answer
md_part.append(line)
return st
def from_lines(lines, task_root=None):
"""Create Step object from lines of markdown text, first line has
## [QUIZ] text
return Step object
"""
lines[0] = lines[0].strip()
# ## text | ## long text | ## QUIZ text
h2, stype, *a = lines[0].split()
if h2 != '##':
logger.error('Expected step header format "## [QUIZ] text"')
logger.error(f"now: {lines[0]}")
return None
if stype == 'QUIZ':
st = StepMultipleChoice.from_aiken(lines[1:])
elif stype == 'NUMBER':
st = StepNumber.num_from_md(lines[1:])
elif stype == 'STRING':
st = StepString.str_from_md(lines[1:])
elif stype == 'TASK':
st = StepTask.task_from_md(lines[1:], task_root)
else: # Text
st = Step()
st.text = html(lines)
return st
def num_from_md(md_lines):
st = StepNumber()
class Status(Enum):
QUESTION = 0
ANSWER = 1
md_part = []
status = Status.QUESTION
for line in md_lines:
m = re.match(r"\s*ANSWER[:]*\s*(\d+)\s*\+?-?\s*(\d*)\s*", line)
if m:
exp = int(m.group(1))
var = int(m.group(2)) if m.group(2) != '' else 0
if status == Status.QUESTION:
# first answer begin, question end
status = Status.ANSWER
st.text = html(md_part)
st.add_answer(exp, var)
elif status == Status.ANSWER:
# next variant, commit previous variant
st.add_answer(exp, var)
else:
m_answer = re.match(r'\s*END\s*', line)
if m_answer and status == Status.ANSWER:
# end of question
return st
else:
# continue a question or answer
md_part.append(line)
return st
def from_lines(lines, param_dict):
"""Create Step object from lines of markdown text, first line has
## [QUIZ] text
return Step object
"""
lines[0] = lines[0].strip()
# ## text | ## long text | ## QUIZ text
h2, stype, *a = lines[0].split()
if h2 != '##':
logger.error('Expected step header format "## [QUIZ] text"')
logger.error(f"now: {lines[0]}")
return None
text_lines = [h2 + ' ' + ' '.join(a) + '\n' ] + lines[1:]
if stype == 'QUIZ':
st = StepMultipleChoice.from_aiken(text_lines)
elif stype == 'NUMBER':
st = StepNumber.num_from_md(text_lines)
elif stype == 'STRING':
st = StepString.str_from_md(text_lines)
elif stype == 'TASK':
st = StepTask.task_from_md(text_lines, param_dict)
elif stype == 'TASKINLINE':
st = StepTaskInline.task_from_md(text_lines, param_dict)
elif stype == 'TASKTEXT':
st = StepFreeResp.str_from_md(text_lines)
elif stype == 'SKIP':
st = StepSkip.str_from_md([])
else: # Text
st = Step()
st.text = html(lines)
return st
def add_option(self, variant_md):
"""
Add 1 answer variant; correct=False by default
:param variant_md: - 1 answer variant without leading A) in markdown format
"""
op = dict(StepMultipleChoice.OPTION_TEMPLATE)
op['text'] = html(variant_md)
self.options.append(op)
def from_aiken(md_lines):
st = StepMultipleChoice()
class Status(Enum):
QUESTION = 0
VARIANT = 1
ANSWER = 3
letter_seq = [] # letter sequence from aiken variant, A, B, C, D, etc
md_part = []
status = Status.QUESTION
for line in md_lines:
# Is it SHUFFLE option?
m = re.match(r'SHUFFLE:\s*(\w+).*', line)
if m:
if m.group(1).lower() == 'true':
st.preserve_order = False
elif m.group(1).lower() == 'false':
st.preserve_order = True
else:
logger.warning(f'Unknown value SHUFFLE: [{m.group(1)}]')
continue
# variant begin by A) or A.
m = re.match(r'(\s*)([A-Z])([.)])(.*)', line)
if m:
letter = m.group(2)
# sep = m.group(3)
txt = m.group(4) + '\n'
if status == Status.QUESTION:
# first answer begin, question end
status = Status.VARIANT
st.text = html(md_part)
elif status == Status.VARIANT:
# next variant, commit previous variant
st.add_option(md_part)
md_part = [txt]
letter_seq.append(letter)
else:
m_answer = re.match(r'\s*ANSWER[:]*\s*([A-Z, ]+)\s*', line)
if m_answer and status == Status.VARIANT:
# end of question
st.add_option(md_part)
logger.debug(f'group1 = {m_answer.group(1)}')
letters = [s.strip() for s in m_answer.group(1).split(',')]
logger.debug(f'letters={letters}')
st.is_multiple_choice = len(letters) > 1
for letter in letters:
ind = letter_seq.index(letter)
st.options[ind]['is_correct'] = True
return st
else:
# continue a question or answer
md_part.append(line)
def end_state(self, mode, text):
print(f'end state mode={mode}')
if mode == InputState.Statement:
self.text = html(text)
elif mode == InputState.TestIn :
self.test_input = text
elif mode == InputState.TestOut :
self.add_sample(to_text(self.test_input), to_text(text))
print(f'tests = {self.test_cases}')
elif mode == InputState.Header :
self.header = to_text(text)
elif mode == InputState.Footer :
self.footer = to_text(text)
elif mode == InputState.Code :
self.template = to_text(text)
print(f'template = {self.template}')
else:
logger.warning(f'Unexpected inline task state={mode}')
def from_aiken(md_lines):
st = StepMultipleChoice()
WRDs = ZeroOrMore(WRD)
opt_template = Char(alphas) + (Char(')') ^ Char('.')) + WRDs
ans_template = 'ANSWER:' + OneOrMore(Char(alphas) + Char(',')[0, 1])
class Status(Enum):
QUESTION = 0
VARIANT = 1
ANSWER = 3
letter_seq = [] # letter sequence from aiken variant, A, B, C, D, etc
md_part = []
status = Status.QUESTION
for line in md_lines:
# Is it SHUFFLE option?
"""if line.startswith('SHUFFLE:'):
sh = ('SHUFFLE:' + WRD).parseString(line)
if sh[1].lower() == 'true':
st.preserve_order = False
elif sh[1].lower() == 'false':
st.preserve_order = True
else:
logger.warning(f'Unknown value SHUFFLE: [{sh[1]}]')
continue"""
if line.startswith('SHUFFLE:'):
st.preserve_order = not bool_check(
'SHUFFLE', line
) # единсвенная проблема в том, что при неправильном написании true или false будет автоматом ставиться true
continue
# variant begin by A) or A.
if line == opt_template:
opt = opt_template.parseString(line)
letter = opt[0]
txt = ' '.join(opt[2:])
if status == Status.QUESTION:
# first answer begin, question end
status = Status.VARIANT
st.text = html(md_part)
elif status == Status.VARIANT:
# next variant, commit previous variant
st.add_option(md_part)
md_part = [txt]
letter_seq.append(letter)
elif line == ans_template and status == Status.VARIANT:
# end of question
st.add_option(md_part)
ans = ans_template.parseString(line)
ans_str = " ".join(ans[1:])
logger.debug(f'group1 = {ans_str}')
letters = [s.strip() for s in ans_str.split(',')]
logger.debug(f'letters={letters}')
st.is_multiple_choice = len(letters) > 1
for letter in letters:
ind = letter_seq.index(letter)
st.options[ind]['is_correct'] = True
return st
else:
# continue a question or answer
md_part.append(line)
def str_from_md(md_lines):
st = StepFreeResp()
st.text = html(md_lines)
return st
