[pygobject] Add poetry support

[Christoph Reiter <creiter src gnome org>]

commit b15e81fc1ed78ef9c4dc2ac890e1ff99c62e9ed0
Author: Christoph Reiter <reiter christoph gmail com>
Date:   Fri Apr 30 06:34:10 2021 +0200

    Add poetry support

 .gitignore     |  1 +
 pyproject.toml | 17 +++++++++++++++++
 2 files changed, 18 insertions(+)
---
diff --git a/.gitignore b/.gitignore
index 6b29f6f0..5c221193 100644
--- a/.gitignore
+++ b/.gitignore
@@ -85,3 +85,4 @@ Makefile.in
 *.pyd
 *.dll.a
 .coverage
+poetry.lock
\ No newline at end of file
diff --git a/pyproject.toml b/pyproject.toml
index 830e77af..52a973e2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,2 +1,19 @@
+[tool.poetry]
+name = "PyGObject"
+version = "3.41.0"
+description = "Python bindings for GObject Introspection"
+authors = ["Christoph Reiter"]
+
+[tool.poetry.dependencies]
+python = "^3.6"
+pycairo = "^1.16"
+
+[tool.poetry.dev-dependencies]
+pytest = "^6.0.0"
+flake8 = "^3.9.1"
+Sphinx = "^3.5.4"
+sphinx-rtd-theme = "^0.5.2"
+coverage = "^5.5"
+
 [build-system]
 requires = ["setuptools", "wheel", "pycairo"]