remove badges and strip links when generating PyPI package description

This is to avoid broken links in the PyPI project description (that
occur because we avoid hardcoding the Github repository URLs in the
README).

Author: wnienhaus

setup.py

@@ -1,18 +1,28 @@
-from pathlib import Path
-from setuptools import setup
+import re
 import sdist_upip
+from setuptools import setup
 
+VERSION = "1.0.0"
 
-HERE = Path(__file__).parent
-README = (HERE / 'README.rst').read_text()
 
-VERSION = "1.0.0"
+def long_desc_from_readme():
+    with open('README.rst', 'r') as fd:
+        long_description = fd.read()
+
+        # remove badges
+        long_description = re.compile(r'^\.\. start-badges.*^\.\. end-badges', re.M | re.S).sub('', long_description)
+
+        # strip links. keep link name and use literal text formatting
+        long_description = re.sub(r'`([^<`]+) </[^>]+>`_', '``\\1``', long_description)
+
+        return long_description
+
 
 setup(
     name="micropython-py-esp32-ulp",
     version=VERSION,
     description="Assembler toolchain for the ESP32 ULP co-processor, written in MicroPython",
-    long_description=README,
+    long_description=long_desc_from_readme(),
     long_description_content_type='text/x-rst',
     url="https://github.com/ThomasWaldmann/py-esp32-ulp",
     license="MIT",