Bump minimum Python version to Python 3.8 (#264)

This change bumps the minimum Python version to 3.8. This change is done as typing hints have been introduced and lower Python versions are deprecated. The version of shiv is changed to 1.1.0 to indicate this breaking change.

README.md

@@ -14,9 +14,9 @@ shiv's primary goal is making distributing Python applications fast & easy.
 
 📗 Full documentation can be found [here](http://shiv.readthedocs.io/en/latest/).
 
-### sys requirements
+### System Requirements
 
-- python3.8+
+- Python >= 3.8
 - linux/osx/windows
 
 ### quickstart

docs/cli-reference.rst

@@ -30,7 +30,7 @@ Choosing a Python Interpreter Path
 
 A good overall interpreter path as passed into :option:`--python` is ``/usr/bin/env python3``.
 If you want to make sure your code runs on the Python version you tested it on,
-include the minor version (e.g. ``… python3.6``) – use what fits your circumstances best.
+include the minor version (e.g. ``… python3.8``) – use what fits your circumstances best.
 
 On Windows, the Python launcher ``py`` knows how to handle shebangs using ``env``,
 so it's overall the best choice if you target multiple platforms with a pure Python zipapp.

setup.cfg

@@ -50,8 +50,7 @@ install_requires =
   click>=6.7,!=7.0
   pip>=9.0.3
   setuptools
-  importlib_resources; python_version < "3.7"
-python_requires = >=3.6
+python_requires = >=3.8
 include_package_data = True
 
 [options.extras_require]

src/shiv/__version__.py

@@ -1 +1 @@
-__version__ = "1.0.8"
+__version__ = "1.1.0"