diff --git a/.github/workflows/build_and_deploy_docs.yml b/.github/workflows/build_and_deploy_docs.yml
index cf1459c65..7b4a8dee3 100644
--- a/.github/workflows/build_and_deploy_docs.yml
+++ b/.github/workflows/build_and_deploy_docs.yml
@@ -25,7 +25,7 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install -r share/requirements-doc.txt
+          pip install -r share/python_requirements/requirements-github-build-and-deploy-docs.txt
 
       - name: Building Sphinx Documentation
         run: |
diff --git a/.github/workflows/lint_code.yml b/.github/workflows/lint_code.yml
index 165a63671..3a7ce5c8f 100644
--- a/.github/workflows/lint_code.yml
+++ b/.github/workflows/lint_code.yml
@@ -19,7 +19,7 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install -r share/requirements-dev.txt
+          pip install -r share/python_requirements/requirements-github-lint-code.txt
 
       - name: Analysing the Python code with flake8 (Hard Error)
         run: |
diff --git a/scripts/build_mmSolver_linux_maya2020.bash b/scripts/build_mmSolver_linux_maya2020.bash
index 21d89c53d..e42a3e5c6 100644
--- a/scripts/build_mmSolver_linux_maya2020.bash
+++ b/scripts/build_mmSolver_linux_maya2020.bash
@@ -25,7 +25,7 @@ MAYA_VERSION=2020
 MAYA_LOCATION=/usr/autodesk/maya2020/
 
 # Executable names/paths used for build process.
-PYTHON_EXE=python
+PYTHON_EXE=python3
 CMAKE_EXE=cmake3
 RUST_CARGO_EXE=cargo
 
diff --git a/scripts/build_mmSolver_linux_maya2022.bash b/scripts/build_mmSolver_linux_maya2022.bash
index 62fdf672b..ed565f07f 100644
--- a/scripts/build_mmSolver_linux_maya2022.bash
+++ b/scripts/build_mmSolver_linux_maya2022.bash
@@ -25,7 +25,7 @@ MAYA_VERSION=2022
 MAYA_LOCATION=/usr/autodesk/maya2022/
 
 # Executable names/paths used for build process.
-PYTHON_EXE=python
+PYTHON_EXE=python3
 CMAKE_EXE=cmake3
 RUST_CARGO_EXE=cargo
 
diff --git a/scripts/build_mmSolver_linux_maya2023.bash b/scripts/build_mmSolver_linux_maya2023.bash
index f4b56cc03..4194668de 100644
--- a/scripts/build_mmSolver_linux_maya2023.bash
+++ b/scripts/build_mmSolver_linux_maya2023.bash
@@ -25,7 +25,7 @@ MAYA_VERSION=2023
 MAYA_LOCATION=/usr/autodesk/maya2023/
 
 # Executable names/paths used for build process.
-PYTHON_EXE=python
+PYTHON_EXE=python3
 CMAKE_EXE=cmake3
 RUST_CARGO_EXE=cargo
 
diff --git a/scripts/build_mmSolver_linux_maya2024.bash b/scripts/build_mmSolver_linux_maya2024.bash
index 814946881..74e143a7b 100644
--- a/scripts/build_mmSolver_linux_maya2024.bash
+++ b/scripts/build_mmSolver_linux_maya2024.bash
@@ -25,6 +25,9 @@ MAYA_VERSION=2024
 MAYA_LOCATION=/usr/autodesk/maya2024/
 
 # Executable names/paths used for build process.
+#
+# RockyLinux8 has Python 3.6 by default, but we use Python 3.9 because
+# it has better support for tools like 'ruff'.
 PYTHON_EXE=python3.9
 CMAKE_EXE=cmake3
 RUST_CARGO_EXE=cargo
diff --git a/scripts/internal/python_venv_activate.bash b/scripts/internal/python_venv_activate.bash
index de08e353a..5adfb427c 100755
--- a/scripts/internal/python_venv_activate.bash
+++ b/scripts/internal/python_venv_activate.bash
@@ -58,6 +58,7 @@ fi
 REQUIRE_PACKAGE_INSTALL=0
 if [ ! -f "${PYTHON_VIRTUAL_ENV_ACTIVATE_SCRIPT}" ]; then
     echo "Setting up Python Virtual Environment ${PYTHON_VIRTUAL_ENV_DIR_NAME}"
+    ${PYTHON_EXE} --version
     ${PYTHON_EXE} -m venv ${PYTHON_VIRTUAL_ENV_DIR}
     REQUIRE_PACKAGE_INSTALL=1
 fi
@@ -69,13 +70,11 @@ source "${PYTHON_VIRTUAL_ENV_ACTIVATE_SCRIPT}"
 
 # Install requirements
 if [ ${REQUIRE_PACKAGE_INSTALL} -eq 1 ]; then
+    ${PYTHON_EXE} --version
     ${PYTHON_EXE} -m pip install --upgrade pip
 
-    REQUIRE_DEV_MAYA_VERSION_FILE="${PROJECT_ROOT}/share/requirements-dev-maya${MAYA_VERSION}.txt"
-    REQUIRE_DOC_MAYA_VERSION_FILE="${PROJECT_ROOT}/share/requirements-doc-maya${MAYA_VERSION}.txt"
-
-    ${PYTHON_EXE} -m pip install -r $REQUIRE_DEV_MAYA_VERSION_FILE
-    ${PYTHON_EXE} -m pip install -r $REQUIRE_DOC_MAYA_VERSION_FILE
+    REQUIRE_MAYA_VERSION_FILE="${PROJECT_ROOT}/share/python_requirements/requirements-maya${MAYA_VERSION}.txt"
+    ${PYTHON_EXE} -m pip install -r $REQUIRE_MAYA_VERSION_FILE
 fi
 
 cd ${PROJECT_ROOT}
diff --git a/scripts/internal/python_venv_activate.bat b/scripts/internal/python_venv_activate.bat
index 6262bad57..eea39559e 100644
--- a/scripts/internal/python_venv_activate.bat
+++ b/scripts/internal/python_venv_activate.bat
@@ -56,6 +56,7 @@ IF "%FRESH_PYTHON_VIRTUAL_ENV%"=="1" (
 SET REQUIRE_PACKAGE_INSTALL=0
 IF NOT EXIST %PYTHON_VIRTUAL_ENV_ACTIVATE_SCRIPT% (
     ECHO Setting up Python Virtual Environment "%PYTHON_VIRTUAL_ENV_DIR_NAME%"
+    %PYTHON_EXE% --version
     %PYTHON_EXE% -m venv %PYTHON_VIRTUAL_ENV_DIR%
     SET REQUIRE_PACKAGE_INSTALL=1
 )
@@ -65,12 +66,12 @@ ECHO Activating Python Virtual Environment "%PYTHON_VIRTUAL_ENV_DIR_NAME%"
 CALL %PYTHON_VIRTUAL_ENV_ACTIVATE_SCRIPT%
 
 :: Install requirements
-SET MAYA_VERSION_REQUIRE_DEV_FILE=%PROJECT_ROOT%\share\requirements-dev-maya%MAYA_VERSION%.txt
-SET MAYA_VERSION_REQUIRE_DOC_FILE=%PROJECT_ROOT%\share\requirements-doc-maya%MAYA_VERSION%.txt
+SET MAYA_VERSION_REQUIRE_FILE=%PROJECT_ROOT%\share\python_requirements\requirements-maya%MAYA_VERSION%.txt
 IF "%REQUIRE_PACKAGE_INSTALL%"=="1" (
+    %PYTHON_EXE% --version
+    :: TODO: Why is the PIP upgrade disabled on Windows? On Linux it's very important.
     :: %PYTHON_EXE% -m pip install --upgrade pip
-    %PYTHON_EXE% -m pip install -r %MAYA_VERSION_REQUIRE_DEV_FILE%
-    %PYTHON_EXE% -m pip install -r %MAYA_VERSION_REQUIRE_DEV_FILE%
+    %PYTHON_EXE% -m pip install -r %MAYA_VERSION_REQUIRE_FILE%
 )
 
 :: Return back project root directory.
diff --git a/scripts/python_venv_activate_maya2020.bash b/scripts/python_venv_activate_maya2020.bash
index 0b3e2bcf4..9d051a6f9 100644
--- a/scripts/python_venv_activate_maya2020.bash
+++ b/scripts/python_venv_activate_maya2020.bash
@@ -33,7 +33,7 @@ PROJECT_ROOT=`pwd`
 MAYA_VERSION=2020
 
 # Python executable - edit this to point to an explicit python executable file.
-PYTHON_EXE=python
+PYTHON_EXE=python3
 
 PYTHON_VIRTUAL_ENV_DIR_NAME="python_venv_linux_maya${MAYA_VERSION}"
 source "${PROJECT_ROOT}/scripts/internal/python_venv_activate.bash"
diff --git a/scripts/python_venv_activate_maya2022.bash b/scripts/python_venv_activate_maya2022.bash
index ae802cca8..f0ae856d1 100644
--- a/scripts/python_venv_activate_maya2022.bash
+++ b/scripts/python_venv_activate_maya2022.bash
@@ -33,7 +33,7 @@ PROJECT_ROOT=`pwd`
 MAYA_VERSION=2022
 
 # Python executable - edit this to point to an explicit python executable file.
-PYTHON_EXE=python
+PYTHON_EXE=python3
 
 PYTHON_VIRTUAL_ENV_DIR_NAME="python_venv_linux_maya${MAYA_VERSION}"
 source "${PROJECT_ROOT}/scripts/internal/python_venv_activate.bash"
diff --git a/scripts/python_venv_activate_maya2023.bash b/scripts/python_venv_activate_maya2023.bash
index dc5a54251..391d6a2f7 100644
--- a/scripts/python_venv_activate_maya2023.bash
+++ b/scripts/python_venv_activate_maya2023.bash
@@ -33,7 +33,7 @@ PROJECT_ROOT=`pwd`
 MAYA_VERSION=2023
 
 # Python executable - edit this to point to an explicit python executable file.
-PYTHON_EXE=python
+PYTHON_EXE=python3
 
 PYTHON_VIRTUAL_ENV_DIR_NAME="python_venv_linux_maya${MAYA_VERSION}"
 source "${PROJECT_ROOT}/scripts/internal/python_venv_activate.bash"
diff --git a/share/python_requirements/README.md b/share/python_requirements/README.md
new file mode 100644
index 000000000..4f9363bc1
--- /dev/null
+++ b/share/python_requirements/README.md
@@ -0,0 +1,9 @@
+# Python Package Requirement Files
+
+This directory is the home to "requirements.txt" files, which are used
+by Python's PIP package manager to install python packages.
+
+There are different files for different usages. The "github"
+requirement files are used by various GitHub actions, and are reduced
+to the minimum required dependencies, to improve speed of the GitHub
+actions.
diff --git a/share/python_requirements/requirements-github-build-and-deploy-docs.txt b/share/python_requirements/requirements-github-build-and-deploy-docs.txt
new file mode 100644
index 000000000..7730af7ce
--- /dev/null
+++ b/share/python_requirements/requirements-github-build-and-deploy-docs.txt
@@ -0,0 +1,10 @@
+# .github/workflows/build_and_deploy_docs.yml
+#
+# Expects Python 3.7.x
+
+# Required packages for building documentation on GitHub.
+#
+# NOTE: No versions are specified to allow the package version resolver
+# to resolve correctly.
+Sphinx
+furo
diff --git a/share/python_requirements/requirements-github-lint-code.txt b/share/python_requirements/requirements-github-lint-code.txt
new file mode 100644
index 000000000..cf122dd91
--- /dev/null
+++ b/share/python_requirements/requirements-github-lint-code.txt
@@ -0,0 +1,12 @@
+# .github/workflows/lint_code.yml
+#
+# Expects Python 3.7.x
+
+# Required packages for linting code on GitHub.
+#
+# NOTE: No versions are specified to allow the package version resolver
+# to resolve correctly.
+black
+pylint
+flake8
+cpplint
diff --git a/share/python_requirements/requirements-maya2018.txt b/share/python_requirements/requirements-maya2018.txt
new file mode 100644
index 000000000..cbec4fc22
--- /dev/null
+++ b/share/python_requirements/requirements-maya2018.txt
@@ -0,0 +1,17 @@
+# Python Package Requirements.
+#
+# Expects Python 3.6.x
+
+# Tools needed for code linting and formatting.
+#
+# NOTE: No versions are explicitly to allow the PIP version resolver to find a match.
+black
+pylint
+flake8
+cpplint
+
+# Tools needed for documentation building.
+#
+# NOTE: No versions are explicitly to allow the PIP version resolver to find a match.
+Sphinx
+furo
diff --git a/share/python_requirements/requirements-maya2019.txt b/share/python_requirements/requirements-maya2019.txt
new file mode 100644
index 000000000..2b0a98de2
--- /dev/null
+++ b/share/python_requirements/requirements-maya2019.txt
@@ -0,0 +1,13 @@
+# Python Package Requirements.
+#
+# Expects Python 3.6.x
+
+# Tools needed for code linting and formatting.
+black == 22.8.0
+pylint == 2.13.9
+flake8 == 5.0.4
+cpplint == 1.6.1
+
+# Tools needed for documentation building.
+Sphinx == 4.3.2
+furo == 2022.4.7
diff --git a/share/python_requirements/requirements-maya2020.txt b/share/python_requirements/requirements-maya2020.txt
new file mode 100644
index 000000000..2b0a98de2
--- /dev/null
+++ b/share/python_requirements/requirements-maya2020.txt
@@ -0,0 +1,13 @@
+# Python Package Requirements.
+#
+# Expects Python 3.6.x
+
+# Tools needed for code linting and formatting.
+black == 22.8.0
+pylint == 2.13.9
+flake8 == 5.0.4
+cpplint == 1.6.1
+
+# Tools needed for documentation building.
+Sphinx == 4.3.2
+furo == 2022.4.7
diff --git a/share/python_requirements/requirements-maya2022.txt b/share/python_requirements/requirements-maya2022.txt
new file mode 100644
index 000000000..2b0a98de2
--- /dev/null
+++ b/share/python_requirements/requirements-maya2022.txt
@@ -0,0 +1,13 @@
+# Python Package Requirements.
+#
+# Expects Python 3.6.x
+
+# Tools needed for code linting and formatting.
+black == 22.8.0
+pylint == 2.13.9
+flake8 == 5.0.4
+cpplint == 1.6.1
+
+# Tools needed for documentation building.
+Sphinx == 4.3.2
+furo == 2022.4.7
diff --git a/share/python_requirements/requirements-maya2023.txt b/share/python_requirements/requirements-maya2023.txt
new file mode 100644
index 000000000..2b0a98de2
--- /dev/null
+++ b/share/python_requirements/requirements-maya2023.txt
@@ -0,0 +1,13 @@
+# Python Package Requirements.
+#
+# Expects Python 3.6.x
+
+# Tools needed for code linting and formatting.
+black == 22.8.0
+pylint == 2.13.9
+flake8 == 5.0.4
+cpplint == 1.6.1
+
+# Tools needed for documentation building.
+Sphinx == 4.3.2
+furo == 2022.4.7
diff --git a/share/python_requirements/requirements-maya2024.txt b/share/python_requirements/requirements-maya2024.txt
new file mode 100644
index 000000000..00f68cbaf
--- /dev/null
+++ b/share/python_requirements/requirements-maya2024.txt
@@ -0,0 +1,14 @@
+# Python Package Requirements.
+#
+# Expects Python 3.9.x
+
+# Tools needed for code linting and formatting.
+black == 24.8.0
+pylint == 3.2.7
+flake8 == 7.1.1
+cpplint == 1.6.1
+ruff == 0.6.5
+
+# Tools needed for documentation building.
+Sphinx == 7.4.7
+furo == 2024.8.6
diff --git a/share/requirements-dev-maya2018.txt b/share/requirements-dev-maya2018.txt
deleted file mode 100644
index 500c54c32..000000000
--- a/share/requirements-dev-maya2018.txt
+++ /dev/null
@@ -1,5 +0,0 @@
-# Expects Python 3.6.x
-black==22.8.0
-pylint==2.13.9
-flake8==4.0.1
-cpplint==1.6.0
diff --git a/share/requirements-dev-maya2019.txt b/share/requirements-dev-maya2019.txt
deleted file mode 100644
index 500c54c32..000000000
--- a/share/requirements-dev-maya2019.txt
+++ /dev/null
@@ -1,5 +0,0 @@
-# Expects Python 3.6.x
-black==22.8.0
-pylint==2.13.9
-flake8==4.0.1
-cpplint==1.6.0
diff --git a/share/requirements-dev-maya2020.txt b/share/requirements-dev-maya2020.txt
deleted file mode 100644
index 500c54c32..000000000
--- a/share/requirements-dev-maya2020.txt
+++ /dev/null
@@ -1,5 +0,0 @@
-# Expects Python 3.6.x
-black==22.8.0
-pylint==2.13.9
-flake8==4.0.1
-cpplint==1.6.0
diff --git a/share/requirements-dev-maya2022.txt b/share/requirements-dev-maya2022.txt
deleted file mode 100644
index 500c54c32..000000000
--- a/share/requirements-dev-maya2022.txt
+++ /dev/null
@@ -1,5 +0,0 @@
-# Expects Python 3.6.x
-black==22.8.0
-pylint==2.13.9
-flake8==4.0.1
-cpplint==1.6.0
diff --git a/share/requirements-dev-maya2023.txt b/share/requirements-dev-maya2023.txt
deleted file mode 100644
index 500c54c32..000000000
--- a/share/requirements-dev-maya2023.txt
+++ /dev/null
@@ -1,5 +0,0 @@
-# Expects Python 3.6.x
-black==22.8.0
-pylint==2.13.9
-flake8==4.0.1
-cpplint==1.6.0
diff --git a/share/requirements-dev-maya2024.txt b/share/requirements-dev-maya2024.txt
deleted file mode 100644
index 856ef8f07..000000000
--- a/share/requirements-dev-maya2024.txt
+++ /dev/null
@@ -1,6 +0,0 @@
-# Expects Python 3.9.x
-black==24.3.0
-pylint==2.13.9
-flake8==4.0.1
-cpplint==1.6.0
-ruff==0.0.261
diff --git a/share/requirements-doc-maya2018.txt b/share/requirements-doc-maya2018.txt
deleted file mode 100644
index 91e78f95a..000000000
--- a/share/requirements-doc-maya2018.txt
+++ /dev/null
@@ -1,3 +0,0 @@
-# Expects Python 3.6.x
-Sphinx>=4.5.0
-furo>=2022.2.23
diff --git a/share/requirements-doc-maya2019.txt b/share/requirements-doc-maya2019.txt
deleted file mode 100644
index 91e78f95a..000000000
--- a/share/requirements-doc-maya2019.txt
+++ /dev/null
@@ -1,3 +0,0 @@
-# Expects Python 3.6.x
-Sphinx>=4.5.0
-furo>=2022.2.23
diff --git a/share/requirements-doc-maya2020.txt b/share/requirements-doc-maya2020.txt
deleted file mode 100644
index 91e78f95a..000000000
--- a/share/requirements-doc-maya2020.txt
+++ /dev/null
@@ -1,3 +0,0 @@
-# Expects Python 3.6.x
-Sphinx>=4.5.0
-furo>=2022.2.23
diff --git a/share/requirements-doc-maya2022.txt b/share/requirements-doc-maya2022.txt
deleted file mode 100644
index 91e78f95a..000000000
--- a/share/requirements-doc-maya2022.txt
+++ /dev/null
@@ -1,3 +0,0 @@
-# Expects Python 3.6.x
-Sphinx>=4.5.0
-furo>=2022.2.23
diff --git a/share/requirements-doc-maya2023.txt b/share/requirements-doc-maya2023.txt
deleted file mode 100644
index 91e78f95a..000000000
--- a/share/requirements-doc-maya2023.txt
+++ /dev/null
@@ -1,3 +0,0 @@
-# Expects Python 3.6.x
-Sphinx>=4.5.0
-furo>=2022.2.23
diff --git a/share/requirements-doc-maya2024.txt b/share/requirements-doc-maya2024.txt
deleted file mode 100644
index 2fdd0f4a6..000000000
--- a/share/requirements-doc-maya2024.txt
+++ /dev/null
@@ -1,3 +0,0 @@
-# Expects Python 3.9.x
-Sphinx>=4.5.0
-furo>=2022.2.23