Change python lower limit and update CI

Author: Abdul Fatir Ansari

.github/workflows/ci.yml

@@ -14,7 +14,7 @@ jobs:
       max-parallel: 4
       fail-fast: false
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.9", "3.10", "3.11", "3.12"]
         platform: [ubuntu-latest]
 
     runs-on: ${{ matrix.platform }}
@@ -35,7 +35,7 @@ jobs:
       max-parallel: 4
       fail-fast: false
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.9", "3.10", "3.11", "3.12"]
         platform: [ubuntu-latest]
 
     runs-on: ${{ matrix.platform }}

pyproject.toml

@@ -9,7 +9,7 @@ authors = [
 description = "Chronos: Pretrained models for time series forecasting"
 readme = "README.md"
 license = { file = "LICENSE" }
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 dependencies = [
     "torch>=2.0,<2.6",         # package was tested on 2.2
     "transformers>=4.30,<4.48",