try removing all Pillow pkg references (should be implied!)

Author: slayoo

.github/workflows/readme_snippets.yml

@@ -26,7 +26,6 @@ jobs:
       - run: python -m pip install $PIP_INSTALL_ARGS -e .
       - run: python -m pip install $PIP_INSTALL_ARGS pytest-codeblocks pytest
       - run: python -m pip install $PIP_INSTALL_ARGS "pyparsing<3.0.0"  # https://github.com/matplotlib/matplotlib/issues/25204
-      - run: python -m pip install $PIP_INSTALL_ARGS "pillow<11.3.0"  # matplotlib triggers deprecation warnings in 11.3.0
       - run: |
           python -c "import os,pytest_codeblocks; code=pytest_codeblocks.extract_from_file('docs/markdown/pysdm_landing.md'); f=open('readme.py', 'w', encoding='utf-8'); f.write('# coding: utf-8'+os.linesep); f.writelines(block.code for block in code if block.syntax=='Python'); f.close()"
       - run: cat -n readme.py

examples/setup.py

@@ -28,7 +28,6 @@ def get_long_description():
         "open-atmos-jupyter-utils",
         "pystrict",
         "matplotlib",
-        "Pillow",
         "joblib",
         "ipywidgets",
         "seaborn",
@@ -45,7 +44,6 @@ def get_long_description():
             "open-atmos-jupyter-utils==1.3.0",
             "pystrict==1.3",
             "matplotlib!=3.9.1",
-            "Pillow<12.1.0",
             "joblib==1.5.1",
             "ipywidgets==8.1.7",
             "seaborn==0.13.2",

setup.py

@@ -43,7 +43,7 @@
 ]
 
 optional_dependencies = {
-    "unit-tests": ["pytest", "pytest-timeout", "matplotlib!=3.9.1", "Pillow<11.3.0"],
+    "unit-tests": ["pytest", "pytest-timeout", "matplotlib!=3.9.1"],
     "nonunit-tests": ["pytest", "PySDM-examples", "PyPartMC"],
     "CI_version_pins": [
         "PyPartMC==1.7.2",