def _dubiousConstantUpdates(self):
"""Return a list of fields in component that are set to be constant
but seem intended to be dynamic. Some code fields are constant, and
some denoted as code by $ are constant.
"""
warnings = []
# treat expInfo as likely to be constant; also treat its keys as
# constant because its handy to make a short-cut in code:
# exec(key+'=expInfo[key]')
expInfo = self.exp.settings.getInfo()
keywords = self.exp.namespace.nonUserBuilder[:]
keywords.extend(['expInfo'] + list(expInfo.keys()))
reserved = set(keywords).difference({'random', 'rand'})
for key in self.params:
field = self.params[key]
if (not hasattr(field, 'val') or
not isinstance(field.val, basestring)):
continue # continue == no problem, no warning
if not (field.allowedUpdates and
isinstance(field.allowedUpdates, list) and
len(field.allowedUpdates) and
field.updates == 'constant'):
continue
# now have only non-empty, possibly-code, and 'constant' updating
if field.valType == 'str':
if not bool(unescapedDollarSign_re.search(field.val)):
continue
code = getCodeFromParamStr(field.val)
elif field.valType == 'code':
code = field.val
else:
continue
# get var names in the code; no names == constant
try:
names = compile(code, '', 'eval').co_names
except SyntaxError:
continue
# ignore reserved words:
if not set(names).difference(reserved):
continue
warnings.append((field, key))
return warnings or [(None, None)]
def _dubiousConstantUpdates(self, component):
"""Return a list of fields in component that are set to be constant
but seem intended to be dynamic. Some code fields are constant, and
some denoted as code by $ are constant.
"""
warnings = []
# treat expInfo as likely to be constant; also treat its keys as
# constant because its handy to make a short-cut in code:
# exec(key+'=expInfo[key]')
expInfo = self.exp.settings.getInfo()
keywords = self.exp.namespace.nonUserBuilder[:]
keywords.extend(['expInfo'] + list(expInfo.keys()))
reserved = set(keywords).difference({'random', 'rand'})
for key in component.params:
field = component.params[key]
if (not hasattr(field, 'val') or
not isinstance(field.val, basestring)):
continue # continue == no problem, no warning
if not (field.allowedUpdates and
isinstance(field.allowedUpdates, list) and
len(field.allowedUpdates) and
field.updates == 'constant'):
continue
# now have only non-empty, possibly-code, and 'constant' updating
if field.valType == 'str':
if not bool(unescapedDollarSign_re.search(field.val)):
continue
code = getCodeFromParamStr(field.val)
elif field.valType == 'code':
code = field.val
else:
continue
# get var names in the code; no names == constant
try:
names = compile(code, '', 'eval').co_names
except SyntaxError:
continue
# ignore reserved words:
if not set(names).difference(reserved):
continue
warnings.append((field, key))
return warnings or [(None, None)]
