MNT: Remove support for python 3.8

CHANGELOG.md

@@ -17,6 +17,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Removed ###
 
+* Support for Python 3.8
+
 ### Fixed ###
 
 * [#73](https://gitlab.com/linkahead/linkahead-pylib/-/issues/73)

DEPENDENCIES.md

 * caosdb-server >= 0.12.0
-* Python >= 3.8
+* Python >= 3.9
 * pip >= 20.0.2
 
 Any other dependencies are defined in the setup.py and are being installed via pip

README_SETUP.md

@@ -4,7 +4,7 @@
 
 ### How to install ###
 
-First ensure that python with at least version 3.8 is installed. Should this not be
+First ensure that python with at least version 3.9 is installed. Should this not be
 the case, you can use the [Installing python](#installing-python-) guide for your OS.
 
 #### Generic installation ####
@@ -39,7 +39,7 @@ entries `install_requires` and `extras_require`.
 
 #### Linux ####
 
-Make sure that Python (at least version 3.8) and pip is installed, using your system tools and
+Make sure that Python (at least version 3.9) and pip is installed, using your system tools and
 documentation.
 
 Then open a terminal and continue in the [Generic installation](#generic-installation) section.

setup.py

@@ -179,7 +179,7 @@ def setup_package():
             "Topic :: Scientific/Engineering :: Information Analysis",
         ],
         packages=find_packages('src'),
-        python_requires='>=3.8',
+        python_requires='>=3.9',
         package_dir={'': 'src'},
         install_requires=['lxml>=4.6.3',
                           "requests[socks]>=2.26",