def valid(self, data):
missing = []
# Curry check_value with container for missing properties
curried_check = functools.partial(self.check_value, missing=missing)
# Walk over the acquired data to check a value is set for each property
utils.walk_and_apply(data, curried_check)
# Set the list of missing properties as instance variable
self.missing = missing
return missing
def valid(self, data):
missing = []
# Curry check_value with container for missing properties
curried_check = functools.partial(self.check_value, missing=missing)
# Walk over the acquired data to check a value is set for each property
utils.walk_and_apply(data, curried_check)
if missing:
raise MinimumDataFailure(
'Properties: {}; have no value'.format(', '.join(missing))
)
return missing
def map_to_config(self, source):
"""
Return dict of values extracted from given source based on self.config
"""
# Curry the lookup_value function with the source tree
func = functools.partial(self.lookup_value, source)
# Apply the curried function to the config dict
return utils.walk_and_apply(self.config, func)
def compile_config(self, config):
"""
Walk over configuration and replace values with functions
"""
return utils.walk_and_apply(config, self.compile_lookups)
def test_walk_dict(self):
out = utils.walk_and_apply(self.given, self.function)
self.assertEqual(self.expected, out)