Remove Python 3 8 support (#164)

* remove python 3.8 support

* linting changes

---------

Co-authored-by: Baris Can Durak <[email protected]>

.github/workflows/ci.yml

@@ -25,7 +25,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.9", "3.10", "3.11", "3.12"]
       fail-fast: false
     uses: ./.github/workflows/setup-python-environment.yml
     with:
@@ -38,7 +38,7 @@ jobs:
     strategy:
       matrix:
         os: [windows-latest]
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.9", "3.10", "3.11", "3.12"]
       fail-fast: false
     uses: ./.github/workflows/setup-python-environment.yml
     with:
@@ -51,7 +51,7 @@ jobs:
     strategy:
       matrix:
         os: [macos-latest]
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.9", "3.10", "3.11", "3.12"]
       fail-fast: false
     uses: ./.github/workflows/setup-python-environment.yml
     with:
@@ -64,7 +64,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.9", "3.10", "3.11", "3.12"]
       fail-fast: false
     uses: ./.github/workflows/lint-unit-test.yml
     with:
@@ -77,7 +77,7 @@ jobs:
     strategy:
       matrix:
         os: [windows-latest]
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.9", "3.10", "3.11", "3.12"]
       fail-fast: false
     uses: ./.github/workflows/lint-unit-test.yml
     with:
@@ -90,7 +90,7 @@ jobs:
     strategy:
       matrix:
         os: [macos-latest]
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.9", "3.10", "3.11", "3.12"]
       fail-fast: false
     uses: ./.github/workflows/lint-unit-test.yml
     with:

.github/workflows/lint-unit-test.yml

@@ -32,13 +32,12 @@ on:
         description: 'Python version'
         type: choice
         options:
-          - '3.8'
           - '3.9'
           - '3.10'
           - '3.11'
           - '3.12'
         required: false
-        default: '3.8'
+        default: '3.9'
       enable_tmate:
         description: 'Enable tmate session for debugging'
         type: choice
@@ -86,20 +85,8 @@ jobs:
 
       - name: Docstring check
         run: bash scripts/docstring.sh
-        # Only run the docstring check on ubuntu-latest and python 3.8
-        if: ${{ inputs.os == 'ubuntu-latest' && inputs.python-version == '3.8' }}
-
-    #   - name: Markdown link check
-    #     uses: gaurav-nelson/github-action-markdown-link-check@v1
-    #     with:
-    #       use-quiet-mode: 'yes'
-    #       use-verbose-mode: 'no'
-    #       folder-path: './examples, ./docs/book, ./src'
-    #       file-path: './README.md, ./LICENSE, ./RELEASE_NOTES.md, CODE-OF-CONDUCT.md, CONTRIBUTING.md, CLA.md, RELEASE_NOTES.md, ROADMAP.md'
-    #       config-file: .github/workflows/markdown_check_config.json
-    #     continue-on-error: true
-    #     # Only run the markdown link check on ubuntu-latest and python 3.8
-    #     if: ${{ inputs.os == 'ubuntu-latest' && inputs.python-version == '3.8' }}
+        # Only run the docstring check on ubuntu-latest and python 3.9
+        if: ${{ inputs.os == 'ubuntu-latest' && inputs.python-version == '3.9' }}
 
       - name: Run unit tests
         run: |

.github/workflows/publish-pypi-package.yml

@@ -22,7 +22,7 @@ jobs:
       - name: Set up Python
         uses: actions/[email protected]
         with:
-          python-version: "3.8"
+          python-version: "3.9"
       - name: Install Poetry
         uses: snok/[email protected]
         with:

.github/workflows/release.yml

@@ -11,7 +11,7 @@ jobs:
     uses: ./.github/workflows/lint-unit-test.yml
     with:
       os: "ubuntu-latest"
-      python-version: "3.8"
+      python-version: "3.9"
     secrets: inherit
 
   # checks zenml and mlstacks can be installed together in same environment
@@ -25,7 +25,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v2
         with:
-          python-version: "3.8"
+          python-version: "3.9"
 
       - name: Install current package as editable
         run: pip install -e .

pyproject.toml

@@ -21,7 +21,6 @@ classifiers = [
     "Intended Audience :: System Administrators",
     "License :: OSI Approved :: Apache Software License",
     "Programming Language :: Python :: 3 :: Only",
-    "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
@@ -64,7 +63,7 @@ exclude = [
 ]
 
 [tool.poetry.dependencies]
-python = ">=3.8,<3.13"
+python = ">=3.9,<3.13"
 pydantic = { version = "~2.8" }
 pyyaml = { version = ">=6.0.1" }
 click = { version = "^8.0.1,<8.1.4" }
@@ -164,8 +163,8 @@ select = [
 ignore = ["COM812", "ISC001"]
 
 src = ["src", "tests"]
-# use Python 3.8 as the minimum version for autofixing
-target-version = "py38"
+# use Python 3.9 as the minimum version for autofixing
+target-version = "py39"
 ignore-init-module-imports = true
 # # Disable autofix for unused imports (`F401`).
 # unfixable = ["F401"]

src/mlstacks/analytics/client.py

@@ -16,7 +16,7 @@
 import logging
 import os
 from types import TracebackType
-from typing import Any, Dict, List, Optional, Type, cast
+from typing import Any, Optional, cast
 from uuid import uuid4
 
 import click
@@ -41,7 +41,7 @@
 CONFIG_FILENAME = "config.yaml"
 
 
-def on_error(error: Exception, batch: List[Dict[str, Any]]) -> None:
+def on_error(error: Exception, batch: list[dict[str, Any]]) -> None:
     """Custom error handler for Segment analytics.
 
     Args:
@@ -88,7 +88,7 @@ def __enter__(self) -> "MLStacksAnalyticsContext":
 
     def __exit__(
         self,
-        exc_type: Optional[Type[BaseException]],
+        exc_type: Optional[type[BaseException]],
         exc_val: Optional[BaseException],
         exc_tb: Optional[TracebackType],
     ) -> bool:
@@ -109,7 +109,7 @@ def __exit__(
     def track(
         self,
         event: AnalyticsEventsEnum,
-        properties: Optional[Dict[Any, Any]] = None,
+        properties: Optional[dict[Any, Any]] = None,
     ) -> Any:
         """Tracks event in Segment.
 
@@ -168,7 +168,7 @@ def set_analytics_user_id(user_id: str) -> None:
 
 def track_event(
     event: AnalyticsEventsEnum,
-    metadata: Optional[Dict[str, Any]] = None,
+    metadata: Optional[dict[str, Any]] = None,
 ) -> bool:
     """Track segment event if user opted-in.
 
@@ -195,7 +195,7 @@ class EventHandler:
     def __init__(
         self,
         event: AnalyticsEventsEnum,
-        metadata: Optional[Dict[str, Any]] = None,
+        metadata: Optional[dict[str, Any]] = None,
     ):
         """Initialization of the context manager.
 
@@ -204,7 +204,7 @@ def __init__(
             metadata: The metadata of the event.
         """
         self.event: AnalyticsEventsEnum = event
-        self.metadata: Dict[str, Any] = metadata or {}
+        self.metadata: dict[str, Any] = metadata or {}
 
     def __enter__(self) -> "EventHandler":
         """Enter function of the event handler.

src/mlstacks/constants.py

@@ -12,8 +12,6 @@
 #  permissions and limitations under the License.
 """MLStacks constants."""
 
-from typing import Dict, List
-
 MLSTACKS_PACKAGE_NAME = "mlstacks"
 MLSTACKS_INITIALIZATION_FILE_FLAG = "IGNORE_ME"
 MLSTACKS_STACK_COMPONENT_FLAGS = [
@@ -41,7 +39,7 @@
     "model_deployer": ["seldon"],
     "step_operator": ["sagemaker", "vertex"],
 }
-ALLOWED_COMPONENT_TYPES: Dict[str, Dict[str, List[str]]] = {
+ALLOWED_COMPONENT_TYPES: dict[str, dict[str, list[str]]] = {
     "aws": {
         "artifact_store": ["s3"],
         "container_registry": ["aws"],

src/mlstacks/models/component.py

@@ -12,7 +12,7 @@
 #  permissions and limitations under the License.
 """Component model."""
 
-from typing import Dict, Optional
+from typing import Optional
 
 from pydantic import BaseModel, field_validator, model_validator
 
@@ -43,8 +43,8 @@ class ComponentMetadata(BaseModel):
         environment_variables: The environment variables for the component.
     """
 
-    config: Optional[Dict[str, str]] = None
-    environment_variables: Optional[Dict[str, str]] = None
+    config: Optional[dict[str, str]] = None
+    environment_variables: Optional[dict[str, str]] = None
 
 
 class Component(BaseModel):

src/mlstacks/models/stack.py

@@ -12,7 +12,7 @@
 #  permissions and limitations under the License.
 """Stack model."""
 
-from typing import Dict, List, Optional
+from typing import Optional
 
 from pydantic import BaseModel, field_validator
 
@@ -46,11 +46,11 @@ class Stack(BaseModel):
     name: str
     provider: ProviderEnum
     default_region: Optional[str] = None
-    default_tags: Optional[Dict[str, str]] = None
+    default_tags: Optional[dict[str, str]] = None
     deployment_method: Optional[DeploymentMethodEnum] = (
         DeploymentMethodEnum.KUBERNETES
     )
-    components: List[Component] = []
+    components: list[Component] = []
 
     @field_validator("name")
     @classmethod

src/mlstacks/utils/cli_utils.py

@@ -13,7 +13,7 @@
 """CLI utilities for mlstacks."""
 
 from pathlib import Path
-from typing import TYPE_CHECKING, Any, Dict, List, NoReturn, Optional, Union
+from typing import TYPE_CHECKING, Any, NoReturn, Optional, Union
 
 import click
 from rich import box, table
@@ -138,7 +138,7 @@ def print_markdown_with_pager(text: str) -> None:
 
 
 def print_table(
-    obj: List[Dict[str, Any]],
+    obj: list[dict[str, Any]],
     title: Optional[str] = None,
     caption: Optional[str] = None,
     **columns: table.Column,
@@ -189,7 +189,7 @@ def print_table(
 
 
 def pretty_print_output_vals(
-    output_vals: Dict[str, str],
+    output_vals: dict[str, str],
 ) -> None:
     """Prints dictionary values as a rich table.