def _init_fields(cls, model, valuedict):
""" Initialize all fields defined for the model's class by
assigning them their attribute names as names and putting their
default values into valuedict.
"""
modelcls = type(model)
for name in (n for n in dir(modelcls) if not n.startswith('__')):
field = getattr(modelcls, name)
if not isinstance(field, Model.Field):
continue
if not getattr(field, 'name', None):
field.name = name
default = field.default
value = default(model) if callable(default) else default
valuedict[name] = value
def _init_fields(cls, model, valuedict):
""" Initialize all fields defined for the model's class by
assigning them their attribute names as names and putting their
default values into valuedict.
"""
modelcls = type(model)
for name in (n for n in dir(modelcls) if not n.startswith('__')):
field = getattr(modelcls, name)
if not isinstance(field, Model.Field):
continue
if not getattr(field, 'name', None):
field.name = name
default = field.default
value = default(model) if callable(default) else default
valuedict[name] = value
def _validator(cls, valid):
if callable(valid):
return valid
if not valid:
return lambda _: True
return cls._regexvalidator(valid)
def _validator(cls, valid):
if callable(valid):
return valid
if not valid:
return lambda _: True
return cls._regexvalidator(valid)
def _import_migration(modulename):
qualname = 'cherrymusicserver.migrations.' + modulename
mig = __import__(qualname, fromlist='dummy')
if not callable(getattr(mig, 'migrate', None)):
raise TypeError('Migration needs a `migrate` function: ' + mig.__name__)
return mig
