# Poetry

홈페이지: https://python-poetry.org/



## Install 

<code>
curl -sSL https://raw.githubusercontent.com/python-poetry/poetry/master/get-poetry.py | python -
</code>

## Setting

프로젝트 폴더에 가상환경을 추가하기 위한 설정

<code>
poetry config virtualenvs.in-project true
</code>

## Docs

- [[docker poetry]]
- [[poetry config]]

### poetry update 실패시

[[pip]] upgrade 실행

<code>
pip install --upgrade pip
</code>


## requirements.txt

<code>
cat requirements.txt|xargs poetry add
</code>


<code sh>
poetry config experimental.new-installer false
</code>

## 패키지 추가시

<code>
poetry add [package name]
</code>

## apt-get install python3-venv

## 기존 프로젝트에서 옮기는 경우

- https://github.com/sdispater/poetry/issues/46

<code shell>
% poetry init
% poetry add `cat requirements.txt`


apt-get install python3-venv

poetry self:update --preview
poetry env use python3.7

https://www.itsupportwale.com/blog/how-to-upgrade-to-python-3-7-on-ubuntu-18-10/

sudo apt-get install python3.7-venv

</code>

## ERROR

### httptools/parser/parser.c:4:10: fatal error: Python.h: No such file or directory

- https://stackoverflow.com/questions/21530577/fatal-error-python-h-no-such-file-or-directory

For apt (Ubuntu, Debian...):

<code shell>
sudo apt-get install python-dev   # for python2.x installs
sudo apt-get install python3-dev  # for python3.x installs
</code>

## 설정

- https://poetry.eustace.io/docs/configuration/

<code shell>
poetry config virtualenvs.in-project true
</code>


- https://github.com/sdispater/poetry/issues/108


### ERROR

```
[ValueError]
Setting virtualenvs.in-project does not exist
```

해결

```
poetry config settings.virtualenvs.in-project true
```

## Integrating Python Poetry with Docker

- https://stackoverflow.com/questions/53835198/integrating-python-poetry-with-docker

<code docker>
FROM python:3.6.6-alpine3.7

ARG YOUR_ENV

ENV YOUR_ENV=${YOUR_ENV} \
  PYTHONFAULTHANDLER=1 \
  PYTHONUNBUFFERED=1 \
  PYTHONHASHSEED=random \
  PIP_NO_CACHE_DIR=off \
  PIP_DISABLE_PIP_VERSION_CHECK=on \
  PIP_DEFAULT_TIMEOUT=100 \
  POETRY_VERSION=0.12.11

# System deps:
RUN pip install "poetry==$POETRY_VERSION"

# Copy only requirements to cache them in docker layer
WORKDIR /code
COPY poetry.lock pyproject.toml /code/

# Project initialization:
RUN poetry config settings.virtualenvs.create false \
  && poetry install $(test "$YOUR_ENV" == production && echo "--no-dev") --no-interaction --no-ansi

# Creating folders, and files for a project:
COPY . /code
</code>

### Error

- [[python setup.py bdist_wheel did not run successfully]]