Fix broken tests for py<3.8

setup.py

@@ -37,7 +37,7 @@ setup(
     entry_points={
         "console_scripts": [f"{find_key(key='PROGRAM_NAME')} = rechunk_data:cli"]
     },
-    install_requires=["argparse", "dask", "xarray", "h5netcdf", "netCDF4"],
+    install_requires=["argparse", "dask", "xarray", "h5netcdf", "netCDF4", "typing_extensions"],
     extras_require={
         "test": [
             "black",

src/rechunk_data/__init__.py

@@ -10,7 +10,7 @@ from ._rechunk import (
     logger,
 )
 
-__version__ = "2206.0.3"
+__version__ = "2208.0.1"
 PROGRAM_NAME = "rechunk-data"
 
 

src/rechunk_data/__init__.pyi

@@ -8,10 +8,10 @@ from typing import (
     Dict,
     Hashable,
     List,
-    Literal,
     Optional,
     Tuple,
 )
+from typing_extensions import Literal
 
 import xarray as xr
 

src/rechunk_data/_rechunk.py

@@ -3,7 +3,8 @@
 import os
 import logging
 from pathlib import Path
-from typing import cast, Any, Literal, Dict, Hashable, Generator, Optional, Tuple
+from typing import cast, Any, Dict, Hashable, Generator, Optional, Tuple
+from typing_extensions import Literal
 
 from dask.utils import format_bytes
 from dask.array.core import Array