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from __future__ import print_function
# import sys
import ruamel.yaml
from ruamel.yaml.comments import CommentedMap
# class MyObj():
# name = "boby"
# age = 34
#
# print(ruamel.yaml.dump(MyObj())) # , Dumper=ruamel.yaml.RoundTripDumper), end='')
#
# inp = """\
# boby: # this is the name
# age: 34 # in years
# """
#
# print('====', ruamel.yaml.load(inp))
#
#
# data1 = ruamel.yaml.load(inp, Loader=ruamel.yaml.RoundTripLoader)
# print('<<<', data1.ca.items)
# print(ruamel.yaml.dump(data1, Dumper=ruamel.yaml.RoundTripDumper), end='')
#
# print('----------------')
class MyObj():
name = "boby"
age = 34
def convert_to_yaml_struct(self):
x = CommentedMap()
a = CommentedMap()
x[data.name] = a
x.yaml_add_eol_comment('this is the name', 'boby', 11)
a['age'] = data.age
a.yaml_add_eol_comment('in years', 'age', 11)
print('>>>', x.ca.items)
return x
@staticmethod
def yaml_representer(dumper, data, flow_style=False):
assert isinstance(dumper, ruamel.yaml.RoundTripDumper)
return dumper.represent_dict(data.convert_to_yaml_struct())
ruamel.yaml.RoundTripDumper.add_representer(MyObj, MyObj.yaml_representer)
data = MyObj()
print(ruamel.yaml.dump(data, Dumper=ruamel.yaml.RoundTripDumper), end='')
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