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76 lines
2 KiB
Python
76 lines
2 KiB
Python
import re
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from typing import Optional
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import ruamel.yaml
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import ruamel.yaml.compat
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from ._constants import HEADER_KIWI_CONF_NAME
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class YAML(ruamel.yaml.YAML):
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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self.indent(offset=2)
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def dump(self, data, stream=None, **kwargs) -> Optional[str]:
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into_str: bool = False
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if stream is None:
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into_str = True
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stream = ruamel.yaml.compat.StringIO()
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super().dump(data, stream=stream, **kwargs)
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if into_str:
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return stream.getvalue()
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@staticmethod
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def _format_kiwi_yml(yml_string: str) -> str:
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# insert newline before every main key
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yml_string = re.sub(r'^(\S)', r'\n\1', yml_string, flags=re.MULTILINE)
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# load header comment from file
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with open(HEADER_KIWI_CONF_NAME, 'r') as stream:
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yml_string = stream.read() + yml_string
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return yml_string
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def dump_kiwi_yml(self, data, **kwargs) -> Optional[str]:
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return self.dump(data, transform=YAML._format_kiwi_yml, **kwargs)
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def _surround(string, bang):
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midlane = f"{bang * 3} {string} {bang * 3}"
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sidelane = bang * len(midlane)
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return f"{sidelane}\n{midlane}\n{sidelane}"
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def _emphasize(lines):
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if isinstance(lines, list):
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return '\n'.join([_emphasize(line) for line in lines])
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elif lines:
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return f">>> {lines} <<<"
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else:
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return lines
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def are_you_sure(prompt, default="no"):
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if default.lower() == 'yes':
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suffix = "[YES|no]"
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else:
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suffix = "[yes|NO]"
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answer = input(
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f"{_surround('MUST HAVE CAREFULING IN PROCESS', '!')}\n"
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f"\n"
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f"{_emphasize(prompt)}\n"
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f"\n"
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f"Are you sure you want to proceed? {suffix} "
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).strip().lower()
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if answer == '':
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answer = default
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while answer not in ['yes', 'no']:
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answer = input("Please type 'yes' or 'no' explicitly: ").strip().lower()
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return answer == 'yes'
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