Update dependency python-dotenv to v0.21.1

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
python-dotenv	==0.15.0 -> ==0.21.1

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Release Notes

theskumar/python-dotenv (python-dotenv)

v0.21.1

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Added

• Use Python 3.11 non-beta in CI (#​438 by [@​bbc2])
• Modernize variables code (#​434 by [@​Nougat-Waffle])
• Modernize main.py and parser.py code (#​435 by [@​Nougat-Waffle])
• Improve conciseness of cli.py and init.py (#​439 by [@​Nougat-Waffle])
• Improve error message for get and list commands when env file can't be opened (#​441 by [@​bbc2])
• Updated License to align with BSD OSI template (#​433 by [@​lsmith77])

Fixed

• Fix Out-of-scope error when "dest" variable is undefined (#​413 by [@​theGOTOguy])
• Fix IPython test warning about deprecated magic (#​440 by [@​bbc2])
• Fix type hint for dotenv_path var, add StrPath alias (#​432 by [@​eaf])

v0.21.0

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Added

• CLI: add support for invocations via 'python -m'. (#​395 by [@​theskumar])
• load_dotenv function now returns False. (#​388 by [@​larsks])
• CLI: add --format= option to list command. (#​407 by [@​sammck])

Fixed

• Drop Python 3.5 and 3.6 and upgrade GA (#​393 by [@​eggplants])
• Use open instead of io.open. (#​389 by [@​rabinadk1])
• Improve documentation for variables without a value (#​390 by [@​bbc2])
• Add parse_it to Related Projects (#​410 by [@​naorlivne])
• Update README.md (#​415 by [@​harveer07])
• Improve documentation with direct use of MkDocs (#​398 by [@​bbc2])

v0.20.0

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Added

• Add encoding (Optional[str]) parameter to get_key, set_key and unset_key.
  (#​379 by [@​bbc2])

Fixed

• Use dict to specify the entry_points parameter of setuptools.setup (#​376 by
  [@​mgorny]).
• Don't build universal wheels (#​387 by [@​bbc2]).

v0.19.2

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Fixed

• In set_key, add missing newline character before new entry if necessary. (#​361 by
  [@​bbc2])

v0.19.1

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Added

• Add support for Python 3.10. (#​359 by [@​theskumar])

v0.19.0

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Changed

• Require Python 3.5 or a later version. Python 2 and 3.4 are no longer supported. (#​341
  by [@​bbc2]).

Added

• The dotenv_path argument of set_key and unset_key now has a type of Union[str, os.PathLike] instead of just os.PathLike (#​347 by [@​bbc2]).
• The stream argument of load_dotenv and dotenv_values can now be a text stream
  (IO[str]), which includes values like io.StringIO("foo") and open("file.env", "r") (#​348 by [@​bbc2]).

v0.18.0

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Changed

• Raise ValueError if quote_mode isn't one of always, auto or never in
  set_key (#​330 by [@​bbc2]).
• When writing a value to a .env file with set_key or dotenv set <key> <value> (#​330
  by [@​bbc2]):
  • Use single quotes instead of double quotes.
  • Don't strip surrounding quotes.
  • In auto mode, don't add quotes if the value is only made of alphanumeric characters
    (as determined by string.isalnum).

v0.17.1

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Fixed

• Fixed tests for build environments relying on PYTHONPATH (#​318 by [@​befeleme]).

v0.17.0

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Changed

• Make dotenv get <key> only show the value, not key=value (#​313 by [@​bbc2]).

Added

• Add --override/--no-override option to dotenv run (#​312 by [@​zueve] and [@​bbc2]).

v0.16.0

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Changed

• The default value of the encoding parameter for load_dotenv and dotenv_values is
  now "utf-8" instead of None (#​306 by [@​bbc2]).
• Fix resolution order in variable expansion with override=False (#​287 by [@​bbc2]).

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