Merge pull request #607 from Remi-Gau/packaging

[ENH] package with hatchling and switch to pyproject.toml

Author: Remi-Gau

.flake8

@@ -0,0 +1,4 @@
+[flake8]
+max-line-length = 88
+extend-ignore = E203
+exclude = neurodocker/_version.py

.gitignore

@@ -1,6 +1,9 @@
 # MACOS related
 .DS_Store
 
+# hatchling autogenerates it on install
+neurodocker/_version.py
+
 # Byte-compiled / optimized / DLL files
 __pycache__/
 *.py[cod]

neurodocker/__init__.py

@@ -6,10 +6,9 @@
 from pathlib import Path
 
 from neurodocker import reproenv  # noqa: F401
-from neurodocker._version import get_versions
+from neurodocker._version import __version__
 
-__version__ = get_versions()["version"]
-del get_versions
+__version__ = __version__
 
 # Register neurodocker templates
 # TODO: remove registration from the `generate` cli. otherwise we register twice.