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import yaml
import pprint
import sys
def _load_code(expression):
return eval(expression)
def myconstructor1(constructor, tag, node):
seq = constructor.construct_sequence(node)
return {tag: seq }
def myconstructor2(constructor, tag, node):
seq = constructor.construct_sequence(node)
string = ''
try:
i = tag.index('!') + 1
except:
try:
i = tag.rindex(':') + 1
except:
pass
if i >= 0:
tag = tag[i:]
return { tag: seq }
class Multi1(yaml.FullLoader):
pass
class Multi2(yaml.FullLoader):
pass
def test_multi_constructor(input_filename, code_filename, verbose=False):
with open(input_filename, 'rb') as file:
input = file.read().decode('utf-8')
with open(code_filename, 'rb') as file:
native = _load_code(file.read())
# default multi constructor for ! and !! tags
Multi1.add_multi_constructor('!', myconstructor1)
Multi1.add_multi_constructor('tag:yaml.org,2002:', myconstructor1)
data = yaml.load(input, Loader=Multi1)
if verbose:
print('Multi1:')
print(data)
print(native)
assert(data == native)
# default multi constructor for all tags
Multi2.add_multi_constructor(None, myconstructor2)
data = yaml.load(input, Loader=Multi2)
if verbose:
print('Multi2:')
print(data)
print(native)
assert(data == native)
test_multi_constructor.unittest = ['.multi', '.code']
if __name__ == '__main__':
import test_appliance
test_appliance.run(globals())
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