Support Python 3.9 for PyIceberg (#637)

Author: ehsantn

.github/workflows/build_wheels.yml

@@ -116,7 +116,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python_version: ["3.10", "3.11", "3.12", "3.13"]
+        python_version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
     needs: build_bodosql_wheels
     steps:
       - name: Setup Python
@@ -173,7 +173,7 @@ jobs:
     needs: build-iceberg
     strategy:
       matrix:
-        python_version: ["3.10", "3.11", "3.12", "3.13"]
+        python_version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
         os: [ubuntu-latest] #, macos-13, macos-14]
       # Test all combinations to completion
       fail-fast: false

.github/workflows/release.yml

@@ -21,7 +21,7 @@ jobs:
       # Don't cancel other jobs if one fails
       fail-fast: false
       matrix:
-        python-version: ['3.13', '3.12', '3.11', '3.10']
+        python-version: ['3.13', '3.12', '3.11', '3.10', '3.9']
     uses: ./.github/workflows/_build_bodo_conda_linux_comm.yml
     with:
       python-version: ${{ matrix.python-version }}
@@ -36,7 +36,7 @@ jobs:
       fail-fast: false
       matrix:
         # On pull requests, only test building for 3.13
-        python-version: ${{ fromJson(github.event_name == 'pull_request' && '["3.13"]' || '["3.13", "3.12", "3.11", "3.10"]') }}
+        python-version: ${{ fromJson(github.event_name == 'pull_request' && '["3.13"]' || '["3.13", "3.12", "3.11", "3.10", "3.9"]') }}
     uses: ./.github/workflows/_build_bodo_conda_linux_comm.yml
     with:
       python-version: ${{ matrix.python-version }}
@@ -49,7 +49,7 @@ jobs:
       fail-fast: false
       matrix:
         # On pull requests, only test building for 3.13
-        python-version: ${{ fromJson(github.event_name == 'pull_request' && '["3.13"]' || '["3.13", "3.12", "3.11", "3.10"]') }}
+        python-version: ${{ fromJson(github.event_name == 'pull_request' && '["3.13"]' || '["3.13", "3.12", "3.11", "3.10", "3.9"]') }}
         os: ['macos-13', 'macos-14', 'windows-latest']
     uses: ./.github/workflows/_build_bodo_conda_native.yml
     with:

BodoSQL/bodosql/bodosql_types/rest_catalog.py

@@ -2,6 +2,8 @@
 catalog contains all information needed to connect and use REST Iceberg catalog for organizing and modifying tables.
 """
 
+from __future__ import annotations
+
 import os
 
 import numba

BodoSQL/bodosql/bodosql_types/snowflake_catalog.py

@@ -3,6 +3,8 @@
 in Java and load relevant schema information.
 """
 
+from __future__ import annotations
+
 from copy import deepcopy
 
 from numba.core import types
@@ -162,7 +164,7 @@ def __init__(
         self.iceberg_volume = iceberg_volume
 
     @classmethod
-    def from_conn_str(cls, conn_str: str) -> "SnowflakeCatalog":
+    def from_conn_str(cls, conn_str: str) -> SnowflakeCatalog:
         conn_contents = parse_conn_str(conn_str, strict_parsing=True)
         ref_str = "See https://docs.snowflake.com/developer-guide/python-connector/sqlalchemy#connection-parameters for constructing a connection URL."
 

BodoSQL/bodosql/kernels/json_array_kernels.py

@@ -2,6 +2,8 @@
 Implements BodoSQL array kernels related to JSON utilities
 """
 
+from __future__ import annotations
+
 import numba
 from numba.core import types
 from numba.extending import overload, register_jitable

BodoSQL/bodosql/remove_pure_calls.py

@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 """
 File used to handle the logic for BodoSQL specific calls in the BodoSQL package.
 """

BodoSQL/bodosql/tests/test_kernels/test_datetime_array_kernels.py

@@ -3155,13 +3155,12 @@ def datetime_constructor(h, m, s, ms, us, ns):
         return np.datetime64(ts)
 
     time_value_constructor = time_constructor
-    match timetype:
-        case "time":
-            time_value_constructor = time_constructor
-        case "timestamp":
-            time_value_constructor = timestamp_constructor
-        case "datetime":
-            time_value_constructor = datetime_constructor
+    if timetype == "time":
+        time_value_constructor = time_constructor
+    elif timetype == "timestamp":
+        time_value_constructor = timestamp_constructor
+    elif timetype == "datetime":
+        time_value_constructor = datetime_constructor
 
     def impl(date, time):
         return pd.Series(bodosql.kernels.timestamp_from_date_and_time(date, time))

BodoSQL/bodosql/utils.py

@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 """
 BodoSQL utils used to help construct Python code.
 """

BodoSQL/pyproject.toml

@@ -7,7 +7,7 @@ name = "bodosql"
 dynamic = ["version"]
 description = "Bodo's Vectorized SQL execution engine for clusters"
 readme = "README_pypi.md"
-requires-python = ">=3.10,<3.14"
+requires-python = ">=3.9,<3.14"
 keywords = ["data", "analytics", "cluster"]
 authors = [{ name = "Bodo.ai" }]
 
@@ -17,6 +17,7 @@ classifiers = [
     "Operating System :: POSIX :: Linux",
     "Operating System :: MacOS :: MacOS X",
     "Programming Language :: Python",
+    "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",

README.md

@@ -63,7 +63,7 @@ See Bodo documentation to learn more: https://docs.bodo.ai/
 
 ## Installation
 
-Note: Bodo requires Python 3.10, 3.11, 3.12, or 3.13.
+Note: Bodo requires Python 3.9+.
 
 Bodo can be installed using Pip or Conda: