///

//// tab | `venv`

To create a virtual environment, you can use the `venv` module that comes with Python.

<div class="termy">

```console
$ python -m venv .venv
```

</div>

/// details | What that command means

* `python`: use the program called `python`
* `-m`: call a module as a script, we'll tell it which module next

$VERSION
EOF
elif [[ ${VERSION} == "python3.14" || ${VERSION} == "python3.13" || ${VERSION} == "python3.12" ]]; then
  cat >pythons.txt <<EOF
$VERSION
$VERSION-dev
$VERSION-venv
EOF
else
  cat >pythons.txt <<EOF
$VERSION
$VERSION-dev
$VERSION-venv
$VERSION-distutils
EOF
fi

/setup.packages.sh pythons.txt

# Re-link pyconfig.h from x86_64-linux-gnu into the devtoolset directory
# for any Python version present

  cat >pythons.txt <<EOF
$VERSION
EOF
elif [[ ${VERSION} == "python3.13" ]]; then
  cat >pythons.txt <<EOF
$VERSION
$VERSION-dev
$VERSION-venv
EOF
else
  cat >pythons.txt <<EOF
$VERSION
$VERSION-dev
$VERSION-venv
EOF
fi

if [[ ${VERSION} == "python3.14" ]]; then
  if [[ ! -d Python-3.14.0rc1 ]]; then

RUN groupadd -g 1001 buildslave && useradd -m -u 1001 -g buildslave buildslave
RUN mkdir -p /tf/venv
RUN chown -R buildslave:buildslave /tf

# All lines past this point are reset when $CACHEBUSTER is set. We need this
# for Python specifically because we install some nightly packages which are
# likely to change daily.

* ✏ Fix typos in `docs/en/docs/tutorial/path-params-numeric-validations.md`. PR [#5142](https://github.com/tiangolo/fastapi/pull/5142) by [@invisibleroads](https://github.com/invisibleroads).
* 📝 Add step about upgrading pip in the venv to avoid errors when installing dependencies `docs/en/docs/contributing.md`. PR [#5181](https://github.com/tiangolo/fastapi/pull/5181) by [@edisnake](https://github.com/edisnake).