def copyTokenToRepeater(s, l, t):
matchTokens = _flatten(t.asList())
def mustMatchTheseTokens(s, l, t):
theseTokens = _flatten(t.asList())
if theseTokens != matchTokens:
raise ParseException("", 0, "")
rep.setParseAction(mustMatchTheseTokens, callDuringTry=True)
def copyTokenToRepeater(s, l, t):
if t:
if len(t) == 1:
rep << t[0]
else:
# flatten t tokens
tflat = _flatten(t.asList())
rep << And(Literal(tt) for tt in tflat)
else:
rep << Empty()
def equation_hook(tokens):
""" Render 'equation' expression for moodle interpreter.
"""
out = []
for tok in tokens:
if isinstance(tok, ParseResults):
out += tok.asList()
elif isinstance(tok, list):
out += tok
else:
out.append(tok)
# call ParseResults _flatten to un-nest the list before the final rendering
out = ''.join(_flatten(out))
return "{=" + out + "}"
def equation_hook(tokens):
""" Render 'equation' expression for FP package
"""
out = []
for tok in tokens:
if isinstance(tok, ParseResults):
out += tok.asList()
elif isinstance(tok, list):
out += tok
else:
out.append(tok)
# call ParseResults _flatten to un-nest the list before the final rendering
out = ''.join(_flatten(out))
return "\\FPprint{\\FPeval{\\out}{clip(" + out + ")}\\out}"
def mustMatchTheseTokens(s, l, t):
theseTokens = _flatten(t.asList())
if theseTokens != matchTokens:
raise ParseException("", 0, "")