CHANGELOG.md

Release v1.4.0 (2021-03-05)
---------------------------

### Features & Improvements

- When `-I/--ignore-python` passed or `PDM_IGNORE_SAVED_PYTHON=1`, ignore the interpreter set in `.pdm.toml` and don't save to it afterwards. [#283](https://github.com/frostming/pdm/issues/283)
- A new option `-p/--project` is introduced to specify another path for the project base. It can also be combined with `-g/--global` option.
  The latter is changed to a flag only option that does not accept values. [#286](https://github.com/frostming/pdm/issues/286)
- Support `-f setuppy` for `pdm export` to export the metadata as setup.py [#289](https://github.com/frostming/pdm/issues/289)

### Bug Fixes

- Fix a bug that editable local package requirements cannot be parsed rightly. [#285](https://github.com/frostming/pdm/issues/285)
- Change the priority of metadata files to parse so that PEP 621 metadata will be parsed first. [#288](https://github.com/frostming/pdm/issues/288)

### Improved Documentation

- Add examples of how to integrate with CI pipelines (and tox). [#281](https://github.com/frostming/pdm/issues/281)


Release v1.3.4 (2021-03-01)
---------------------------

### Improved Documentation

- added documentation on a [task provider for vscode](https://marketplace.visualstudio.com/items?itemName=knowsuchagency.pdm-task-provider) [#280](https://github.com/frostming/pdm/issues/280)

### Bug Fixes

- Ignore the python requires constraints when fetching the link from the PyPI index.

Release v1.3.3 (2021-02-26)
---------------------------

### Bug Fixes

- Fix the requirement string of a VCS requirement to comply with PEP 508. [#275](https://github.com/frostming/pdm/issues/275)
- Fix a bug that editable packages with `src` directory can't be uninstalled correctly. [#277](https://github.com/frostming/pdm/issues/277)
- Fix a bug that editable package doesn't override the non-editable version in the working set. [#278](https://github.com/frostming/pdm/issues/278)


Release v1.3.2 (2021-02-25)
---------------------------

### Features & Improvements

- Abort and tell user the selected section following `pdm sync` or `pdm install` is not present in the error message. [#274](https://github.com/frostming/pdm/issues/274)

### Bug Fixes

- Fix a bug that candidates' sections cannot be retrieved rightly when circular dependencies exist. [#270](https://github.com/frostming/pdm/issues/270)
- Don't pass the help argument into the run script method. [#272](https://github.com/frostming/pdm/issues/272)


Release v1.3.1 (2021-02-19)
---------------------------

### Bug Fixes

- Use the absolute path when importing from a Poetry pyproject.toml. [#262](https://github.com/frostming/pdm/issues/262)
- Fix a bug that old toml table head is kept when converting to PEP 621 metadata format. [#263](https://github.com/frostming/pdm/issues/263)
- Postpone the evaluation of `requires-python` attribute when fetching the candidates of a package. [#264](https://github.com/frostming/pdm/issues/264)


Release v1.3.0 (2021-02-09)
---------------------------

### Features & Improvements

- Increase the default value of the max rounds of resolution to 1000, make it configurable. [#238](https://github.com/frostming/pdm/issues/238)
- Rewrite the project's `egg-info` directory when dependencies change. So that `pdm list --graph` won't show invalid entries. [#240](https://github.com/frostming/pdm/issues/240)
- When importing requirments from a `requirments.txt` file, build the package to find the name if not given in the URL. [#245](https://github.com/frostming/pdm/issues/245)
- When initializing the project, prompt user for whether the project is a library, and give empty `name` and `version` if not. [#253](https://github.com/frostming/pdm/issues/253)

### Bug Fixes

- Fix the version validator of wheel metadata to align with the implementation of `packaging`. [#130](https://github.com/frostming/pdm/issues/130)
- Preserve the `sections` value of a pinned candidate to be reused. [#234](https://github.com/frostming/pdm/issues/234)
- Strip spaces in user input when prompting for the python version to use. [#252](https://github.com/frostming/pdm/issues/252)
- Fix the version parsing of Python requires to allow `>`, `>=`, `<`, `<=` to combine with star versions. [#254](https://github.com/frostming/pdm/issues/254)


Release v1.2.0 (2021-01-26)
---------------------------

### Features & Improvements

- Change the behavior of `--save-compatible` slightly. Now the version specifier saved is using the REAL compatible operator `~=` as described in PEP 440. Before: `requests<3.0.0,>=2.19.1`, After: `requests~=2.19`. The new specifier accepts `requests==2.19.0` as compatible version. [#225](https://github.com/frostming/pdm/issues/225)
- Environment variable `${PROJECT_ROOT}` in the dependency specification can be expanded to refer to the project root in pyproject.toml.
  The environment variables will be kept as they are in the lock file. [#226](https://github.com/frostming/pdm/issues/226)
- Change the dependencies of a package in the lock file to a list of PEP 508 strings [#236](https://github.com/frostming/pdm/issues/236)

### Bug Fixes

- Ignore user's site and `PYTHONPATH`(with `python -I` mode) when executing pip commands. [#231](https://github.com/frostming/pdm/issues/231)

### Improved Documentation

- Document about how to activate and use a plugin. [#227](https://github.com/frostming/pdm/issues/227)

### Dependencies

- Test project on `pip 21.0`. [#235](https://github.com/frostming/pdm/issues/235)


Release v1.1.0 (2021-01-18)
---------------------------

### Features & Improvements

- Allow users to hide secrets from the `pyproject.toml`.
  - Dynamically expand env variables in the URLs in dependencies and indexes.
  - Ask whether to store the credentials provided by the user.
  - A user-friendly error will show when credentials are not provided nor correct. [#198](https://github.com/frostming/pdm/issues/198)
- Use a different package dir for 32-bit installation(Windows). [#212](https://github.com/frostming/pdm/issues/212)
- Auto disable PEP 582 when a venv-like python is given as the interpreter path. [#219](https://github.com/frostming/pdm/issues/219)
- Support specifying Python interpreter by `pdm use <path-to-python-root>`. [#221](https://github.com/frostming/pdm/issues/221)

### Bug Fixes

- Fix a bug of `PYTHONPATH` manipulation under Windows platform. [#215](https://github.com/frostming/pdm/issues/215)

### Removals and Deprecations

- Remove support of the old PEP 517 backend API path. [#217](https://github.com/frostming/pdm/issues/217)


Release v1.0.0 (2021-01-05)
---------------------------

### Bug Fixes

- Correctly build wheels for dependencies with build-requirements but without a specified build-backend [#213](https://github.com/frostming/pdm/issues/213)


Release v1.0.0b2 (2020-12-29)
-----------------------------

### Features & Improvements

- Fallback to pypi.org when `/search` endpoint is not available on given index. [#211](https://github.com/frostming/pdm/issues/211)

### Bug Fixes

- Fix a bug that PDM fails to parse python version specifiers with more than 3 parts. [#210](https://github.com/frostming/pdm/issues/210)


Release v1.0.0b0 (2020-12-24)
-----------------------------

### Features & Improvements

- Fully support of PEP 621 specification.
  - Old format is deprecated at the same time.
  - PDM will migrate the project file for you when old format is detected.
  - Other metadata formats(`Poetry`, `Pipfile`, `flit`) can also be imported as PEP 621 metadata. [#175](https://github.com/frostming/pdm/issues/175)
- Re-implement the `pdm search` to query the `/search` HTTP endpoint. [#195](https://github.com/frostming/pdm/issues/195)
- Reuse the cached built wheels to accelerate the installation. [#200](https://github.com/frostming/pdm/issues/200)
- Make update strategy and save strategy configurable in pdm config. [#202](https://github.com/frostming/pdm/issues/202)
- Improve the error message to give more insight on what to do when resolution fails. [#207](https://github.com/frostming/pdm/issues/207)
- Set `classifiers` dynamic in `pyproject.toml` template for autogeneration. [#209](https://github.com/frostming/pdm/issues/209)

### Bug Fixes

- Fix a bug that distributions are not removed clearly in parallel mode. [#204](https://github.com/frostming/pdm/issues/204)
- Fix a bug that python specifier `is_subset()` returns incorrect result. [#206](https://github.com/frostming/pdm/issues/206)


Release v0.12.3 (2020-12-21)
----------------------------

### Dependencies

- Pin `pdm-pep517` to `<0.3.0`, this is the last version to support legacy project metadata format.

Release v0.12.2 (2020-12-17)
----------------------------

### Features & Improvements

- Update the lock file schema, move the file hashes to `[metadata.files]` table. [#196](https://github.com/frostming/pdm/issues/196)
- Retry failed jobs when syncing packages. [#197](https://github.com/frostming/pdm/issues/197)

### Removals and Deprecations

- Drop `pip-shims` package as a dependency. [#132](https://github.com/frostming/pdm/issues/132)

### Miscellany

- Fix the cache path for CI. [#199](https://github.com/frostming/pdm/issues/199)


Release v0.12.1 (2020-12-14)
----------------------------

### Features & Improvements

- Provide an option to export requirements from pyproject.toml [#190](https://github.com/frostming/pdm/issues/190)
- For Windows users, `pdm --pep582` can enable PEP 582 globally by manipulating the WinReg. [#191](https://github.com/frostming/pdm/issues/191)

### Bug Fixes

- Inject `__pypackages__` into `PATH` env var during `pdm run`. [#193](https://github.com/frostming/pdm/issues/193)


Release v0.12.0 (2020-12-08)
----------------------------

### Features & Improvements

- Improve the user experience of `pdm run`:
  - Add a special key in tool.pdm.scripts that holds configurations shared by all scripts.
  - Support loading env var from a dot-env file.
  - Add a flag `-s/--site-packages` to include system site-packages when running. [#178](https://github.com/frostming/pdm/issues/178)
- Now PEP 582 can be enabled in the Python interpreter directly! [#181](https://github.com/frostming/pdm/issues/181)

### Bug Fixes

- Ensure `setuptools` is installed before invoking editable install script. [#174](https://github.com/frostming/pdm/issues/174)
- Require `wheel` not `wheels` for global projects [#182](https://github.com/frostming/pdm/issues/182)
- Write a `sitecustomize.py` instead of a `.pth` file to enable PEP 582. Thanks @Aloxaf.
  Update `get_package_finder()` to be compatible with `pip 20.3`. [#185](https://github.com/frostming/pdm/issues/185)
- Fix the help messages of commands "cache" and "remove" [#187](https://github.com/frostming/pdm/issues/187)


Release v0.11.0 (2020-11-20)
----------------------------

### Features & Improvements

- Support custom script shortcuts in `pyproject.toml`.
  - Support custom script shortcuts defined in `[tool.pdm.scripts]` section.
  - Add `pdm run --list/-l` to show the list of script shortcuts. [#168](https://github.com/frostming/pdm/issues/168)
- Patch the halo library to support parallel spinners.
- Change the looking of `pdm install`. [#169](https://github.com/frostming/pdm/issues/169)

### Bug Fixes

- Fix a bug that package's marker fails to propagate to its grandchildren if they have already been resolved. [#170](https://github.com/frostming/pdm/issues/170)
- Fix a bug that bare version specifiers in Poetry project can't be converted correctly. [#172](https://github.com/frostming/pdm/issues/172)
- Fix the build error that destination directory is not created automatically. [#173](https://github.com/frostming/pdm/issues/173)


Release v0.10.2 (2020-11-05)
----------------------------

### Bug Fixes

- Building editable distribution does not install `build-system.requires` anymore. [#167](https://github.com/frostming/pdm/issues/167)


Release v0.10.1 (2020-11-04)
----------------------------

### Bug Fixes

- Switch the PEP 517 build frontend from `build` to a home-grown version. [#162](https://github.com/frostming/pdm/issues/162)
- Synchronize the output of `LogWrapper`. [#164](https://github.com/frostming/pdm/issues/164)
- Fix a bug that `is_subset` and `is_superset` may return wrong result when wildcard excludes overlaps with the upper bound. [#165](https://github.com/frostming/pdm/issues/165)


Release v0.10.0 (2020-10-20)
----------------------------

### Features & Improvements

- Change to Git style config command. [#157](https://github.com/frostming/pdm/issues/157)
- Add a command to generate scripts for autocompletion, which is backed by `pycomplete`. [#159](https://github.com/frostming/pdm/issues/159)

### Bug Fixes

- Fix a bug that `sitecustomize.py` incorrectly gets injected into the editable console scripts. [#158](https://github.com/frostming/pdm/issues/158)


Release v0.9.2 (2020-10-13)
---------------------------

### Features & Improvements

- Cache the built wheels to accelerate resolution and installation process. [#153](https://github.com/frostming/pdm/issues/153)

### Bug Fixes

- Fix a bug that no wheel is matched when finding candidates to install. [#155](https://github.com/frostming/pdm/issues/155)
- Fix a bug that installation in parallel will cause encoding initialization error on Ubuntu. [#156](https://github.com/frostming/pdm/issues/156)


Release v0.9.1 (2020-10-13)
---------------------------

### Features & Improvements

- Display plain text instead of spinner bar under verbose mode. [#150](https://github.com/frostming/pdm/issues/150)

### Bug Fixes

- Fix a bug that the result of `find_matched()` is exhausted when accessed twice. [#149](https://github.com/frostming/pdm/issues/149)


Release v0.9.0 (2020-10-08)
---------------------------

### Features & Improvements

- Allow users to combine several dependency sections to form an extra require. [#131](https://github.com/frostming/pdm/issues/131)
- Split the PEP 517 backend to its own(battery included) package. [#134](https://github.com/frostming/pdm/issues/134)
- Add a new option to list command to show reverse dependency graph. [#137](https://github.com/frostming/pdm/issues/137)

### Bug Fixes

- Fix a bug that spaces in path causes requirement parsing error. [#138](https://github.com/frostming/pdm/issues/138)
- Fix a bug that requirement's python constraint is not respected when resolving. [#141](https://github.com/frostming/pdm/issues/141)

### Dependencies

- Update `pdm-pep517` to `0.2.0` that supports reading version from SCM. [#146](https://github.com/frostming/pdm/issues/146)

### Miscellany

- Add Python 3.9 to the CI version matrix to verify. [#144](https://github.com/frostming/pdm/issues/144)


Release v0.8.7 (2020-09-04)
---------------------------

### Bug Fixes

- Fix a compatibility issue with `wheel==0.35`. [#135](https://github.com/frostming/pdm/issues/135)


Release v0.8.6 (2020-07-09)
---------------------------

### Bug Fixes

- Fix a bug that extra sources are not respected when fetching distributions. [#127](https://github.com/frostming/pdm/issues/127)


Release v0.8.5 (2020-06-24)
---------------------------

### Bug Fixes

- Fix a bug that `pdm export` fails when the project doesn't have `name` property. [#126](https://github.com/frostming/pdm/issues/126)

### Dependencies

- Upgrade dependency `pip` to `20.1`. [#125](https://github.com/frostming/pdm/issues/125)


Release v0.8.4 (2020-05-21)
---------------------------

### Features & Improvements

- Add a new command `export` to export to alternative formats. [#117](https://github.com/frostming/pdm/issues/117)

### Miscellany

- Add Dockerfile and pushed to Docker Hub. [#122](https://github.com/frostming/pdm/issues/122)


Release v0.8.3 (2020-05-15)
---------------------------

### Bug Fixes

- Fix the version constraint parsing of wheel metadata. [#120](https://github.com/frostming/pdm/issues/120)


Release v0.8.2 (2020-05-03)
---------------------------

### Bug Fixes

- Update resolvers to `resolvelib` 0.4.0. [#118](https://github.com/frostming/pdm/issues/118)


Release v0.8.1 (2020-04-22)
---------------------------

### Dependencies

- Switch to upstream `resolvelib 0.3.0`. [#116](https://github.com/frostming/pdm/issues/116)


Release v0.8.0 (2020-04-20)
---------------------------

### Features & Improvements

- Add a new command to search for packages [#111](https://github.com/frostming/pdm/issues/111)
- Add `show` command to show package metadata. [#114](https://github.com/frostming/pdm/issues/114)

### Bug Fixes

- Fix a bug that environment markers cannot be evaluated correctly if extras are connected with "or". [#107](https://github.com/frostming/pdm/issues/107)
- Don't consult PyPI JSON API by default for package metadata. [#112](https://github.com/frostming/pdm/issues/112)
- Eliminate backslashes in markers for TOML documents. [#115](https://github.com/frostming/pdm/issues/115)


Release v0.7.1 (2020-04-13)
---------------------------

### Bug Fixes

- Editable packages requires `setuptools` to be installed in the isolated environment.

Release v0.7.0 (2020-04-12)
---------------------------

### Features & Improvements

- Disable loading of site-packages under PEP 582 mode. [#100](https://github.com/frostming/pdm/issues/100)

### Bug Fixes

- Fix a bug that TOML parsing error is not correctly captured. [#101](https://github.com/frostming/pdm/issues/101)
- Fix a bug of building wheels with C extensions that the platform in file name is incorrect. [#99](https://github.com/frostming/pdm/issues/99)


Release v0.6.5 (2020-04-07)
---------------------------

### Bug Fixes

- Unix style executable script suffix is missing.


Release v0.6.4 (2020-04-07)
---------------------------

### Features & Improvements

- Update shebang lines in the executable scripts when doing `pdm use`. [#96](https://github.com/frostming/pdm/issues/96)
- Auto-detect commonly used venv directories. [#97](https://github.com/frostming/pdm/issues/97)


Release v0.6.3 (2020-03-30)
---------------------------

### Bug Fixes

- Fix a bug of moving files across different file system. [#95](https://github.com/frostming/pdm/issues/95)


Release v0.6.2 (2020-03-29)
---------------------------

### Bug Fixes

- Validate user input for `python_requires` when initializing project. [#89](https://github.com/frostming/pdm/issues/89)
- Ensure `wheel` package is available before building packages. [#90](https://github.com/frostming/pdm/issues/90)
- Fix an issue of remove command that will unexpectedly uninstall packages in default section. [#92](https://github.com/frostming/pdm/issues/92)

### Dependencies

- Update dependencies `pythonfinder`, `python-cfonts`, `pip-shims` and many others.
  Drop dependency `vistir`. [#89](https://github.com/frostming/pdm/issues/89)


Release v0.6.1 (2020-03-25)
---------------------------

### Features & Improvements

- Redirect output messages to log file for installation and locking. [#84](https://github.com/frostming/pdm/issues/84)

### Bug Fixes

- Fix a bug that parallel installation fails due to setuptools reinstalling. [#83](https://github.com/frostming/pdm/issues/83)


Release v0.6.0 (2020-03-20)
---------------------------

### Features & Improvements

- Support specifying build script for C extensions. [#23](https://github.com/frostming/pdm/issues/23)
- Add test cases for `pdm build`. [#81](https://github.com/frostming/pdm/issues/81)
- Make it configurable whether to consult PyPI JSON API since it may be not trustable.
- Support parallel installation.
- Add new command `pmd import` to import project metadata from `Pipfile`, `poetry`, `flit`, `requirements.txt`.
  [#79](https://github.com/frostming/pdm/issues/79)
- `pdm init` and `pdm install` will auto-detect possible files that can be imported.

### Bug Fixes

- Fix wheel builds when `package_dir` is mapped. [#81](https://github.com/frostming/pdm/issues/81)
- `pdm init` will use the current directory rather than finding the parents when
global project is not activated.


Release v0.5.0 (2020-03-14)
---------------------------

### Features & Improvements

- Introduce a super easy-to-extend plug-in system to PDM. [#75](https://github.com/frostming/pdm/issues/75)

### Improved Documentation

- Documentation on how to write a plugin. [#75](https://github.com/frostming/pdm/issues/75)

### Bug Fixes

- Fix a typo in metadata parsing from `plugins` to `entry_points`


Release v0.4.2 (2020-03-13)
---------------------------

### Features & Improvements

- Refactor the CLI part, switch from `click` to `argparse`, for better extensibility. [#73](https://github.com/frostming/pdm/issues/73)
- Allow users to configure to install packages into venv when it is activated. [#74](https://github.com/frostming/pdm/issues/74)


Release v0.4.1 (2020-03-11)
---------------------------

### Features & Improvements

- Add a minimal dependency set for global project. [#72](https://github.com/frostming/pdm/issues/72)


Release v0.4.0 (2020-03-10)
---------------------------

### Features & Improvements

- Global project support
  - Add a new option `-g/--global` to manage global project. The default location is at `~/.pdm/global-project`.
  - Use the virtualenv interpreter when detected inside an activated venv.
  - Add a new option `-p/--project` to select project root other than the default one. [#30](https://github.com/frostming/pdm/issues/30)
- Add a new command `pdm config del` to delete an existing config item. [#71](https://github.com/frostming/pdm/issues/71)

### Bug Fixes

- Fix a URL parsing issue that username will be dropped in the SSH URL. [#68](https://github.com/frostming/pdm/issues/68)

### Improved Documentation

- Add docs for global project and selecting project path. [#30](https://github.com/frostming/pdm/issues/30)


Release v0.3.2 (2020-03-08)
---------------------------

### Features & Improvements

- Display all available Python interpreters if users don't give one in `pdm init`. [#67](https://github.com/frostming/pdm/issues/67)

### Bug Fixes

- Regard `4.0` as infinite upper bound when checking subsetting. [#66](https://github.com/frostming/pdm/issues/66)


Release v0.3.1 (2020-03-07)
---------------------------

### Bug Fixes

- Fix a bug that `ImpossiblePySpec`'s hash clashes with normal one.


Release v0.3.0 (2020-02-28)
---------------------------

### Features & Improvements

- Add a new command `pdm config` to inspect configurations. [#26](https://github.com/frostming/pdm/issues/26)
- Add a new command `pdm cache clear` to clean caches. [#63](https://github.com/frostming/pdm/issues/63)

### Bug Fixes

- Correctly show dependency graph when circular dependencies exist. [#62](https://github.com/frostming/pdm/issues/62)

### Improved Documentation

- Write the initial documentation for PDM. [#14](https://github.com/frostming/pdm/issues/14)


Release v0.2.6 (2020-02-25)
---------------------------

### Features & Improvements

- Improve the user interface of selecting Python interpreter. [#54](https://github.com/frostming/pdm/issues/54)

### Bug Fixes

- Fix the wheel installer to correctly unparse the flags of console scripts. [#56](https://github.com/frostming/pdm/issues/56)
- Fix a bug that OS-dependent hashes are not saved. [#57](https://github.com/frostming/pdm/issues/57)


Release v0.2.5 (2020-02-22)
---------------------------

### Features & Improvements

- Allow specifying Python interpreter via `--python` option in `pdm init`. [#49](https://github.com/frostming/pdm/issues/49)
- Set `python_requires` when initializing and defaults to `>={current_version}`. [#50](https://github.com/frostming/pdm/issues/50)

### Bug Fixes

- Always consider wheels before tarballs; correctly merge markers from different parents. [#47](https://github.com/frostming/pdm/issues/47)
- Filter out incompatible wheels when installing. [#48](https://github.com/frostming/pdm/issues/48)


Release v0.2.4 (2020-02-21)
---------------------------

### Bug Fixes

- Use the project local interpreter to build wheels. [#43](https://github.com/frostming/pdm/issues/43)
- Correctly merge Python specifiers when possible. [#4](https://github.com/frostming/pdm/issues/4)


Release v0.2.3 (2020-02-21)
---------------------------

### Bug Fixes

- Fix a bug that editable build generates a malformed `setup.py`.


Release v0.2.2 (2020-02-20)
---------------------------

### Features & Improvements

- Add a fancy greeting banner when user types `pdm --help`. [#42](https://github.com/frostming/pdm/issues/42)

### Bug Fixes

- Fix the RECORD file in built wheel. [#41](https://github.com/frostming/pdm/issues/41)

### Dependencies

- Add dependency `python-cfonts` to display banner. [#42](https://github.com/frostming/pdm/issues/42)


Release v0.2.1 (2020-02-18)
---------------------------

### Bug Fixes

- Fix a bug that short python_version markers can't be parsed correctly. [#38](https://github.com/frostming/pdm/issues/38)
- Make `_editable_intall.py` compatible with Py2.


Release v0.2.0 (2020-02-14)
---------------------------

### Features & Improvements

- New option: `pdm list --graph` to show a dependency graph of the working set. [#10](https://github.com/frostming/pdm/issues/10)
- New option: `pdm update --unconstrained` to ignore the version constraint of given packages. [#13](https://github.com/frostming/pdm/issues/13)
- Improve the error message when project is not initialized before running commands. [#19](https://github.com/frostming/pdm/issues/19)
- Pinned candidates in lock file are reused when relocking during `pdm install`. [#33](https://github.com/frostming/pdm/issues/33)
- Use the pyenv interpreter value if pyenv is installed. [#36](https://github.com/frostming/pdm/issues/36)
- Introduce a new command `pdm info` to show project environment information. [#9](https://github.com/frostming/pdm/issues/9)

### Bug Fixes

- Fix a bug that candidate hashes will be lost when reused. [#11](https://github.com/frostming/pdm/issues/11)

### Dependencies

- Update `pip` to `20.0`, update `pip_shims` to `0.5.0`. [#28](https://github.com/frostming/pdm/issues/28)

### Miscellany

- Add a script named `setup_dev.py` for the convenience to setup pdm for development. [#29](https://github.com/frostming/pdm/issues/29)


Release v0.1.2 (2020-02-09)
---------------------------

### Features

- New command pdm use to switch python versions. [#8](https://github.com/frostming/pdm/issues/8)
- New option pdm list --graph to show a dependency graph. [#10](https://github.com/frostming/pdm/issues/10)
- Read metadata from lockfile when pinned candidate is reused.

Release v0.1.1 (2020-02-07)
---------------------------

### Features

- Get version from the specified file. [#6](https://github.com/frostming/pdm/issues/6)
- Add column header to pdm list output.

Release v0.1.0 (2020-02-07)
---------------------------

### Bugfixes

- Pass exit code to parent process in pdm run.
- Fix error handling for CLI. [#19](https://github.com/frostming/pdm/issues/19)

### Miscellany

- Refactor the installer mocking for tests.

Release v0.0.5 (2020-01-22)
---------------------------

### Improvements

- Ensure pypi index url is fetched in addition to the source settings. [#3](https://github.com/frostming/pdm/issues/3)

### Bugfixes

- Fix an issue that leading "c"s are mistakenly stripped. [#5](https://github.com/frostming/pdm/issues/5)
- Fix an error with PEP 517 building.

Release v0.0.4 (2020-01-22)
---------------------------

### Improvements

- Fix editable installation, now editable scripts can also be executed from outside!
- Content hash is calculated based on dependencies and sources, not other metadata.

### Bugfixes

- Fix an issue that editable distributions can not be removed.

Release v0.0.3 (2020-01-22)
---------------------------

### Features

- Add `pdm init` to bootstrap a project.

Release v0.0.2 (2020-01-22)
---------------------------

### Features

- A complete functioning PEP 517 build backend.
- `pdm builld` command.

### Miscellany

- Add a Chinese README

### Features

- Add `pdm init` to bootstrap a project.

Release v0.0.1 (2020-01-20)
---------------------------

### Features

- A dependency resolver that just works.
- A PEP 582 installer.
- PEP 440 version specifiers.
- PEP 508 environment markers.
- Running scripts with PEP 582 local packages.
- Console scripts are injected with local paths.
- A neat CLI.
- add, lock, list, update, remove commands.
- PEP 517 build backends.
- Continuous Integration.