Try compatibility with Python 3.7

.github/workflows/test.yml

@@ -13,7 +13,7 @@ jobs:
 
       strategy:
         matrix:
-          python-version: ["3.8", "3.9", "3.10"]
+          python-version: ["3.7", "3.8", "3.9", "3.10"]
           operating-system: [windows-latest, ubuntu-latest]
 
       runs-on: ${{ matrix.operating-system }}

great_ai/deploy/great_ai.py

@@ -6,7 +6,6 @@ from typing import (
     Callable,
     Generic,
     List,
-    Literal,
     Optional,
     Sequence,
     Tuple,
@@ -19,6 +18,7 @@ from typing import (
 from async_lru import alru_cache
 from fastapi import FastAPI
 from tqdm.cli import tqdm
+from typing_extensions import Literal  # <= Python 3.7
 
 from ..constants import DASHBOARD_PATH
 from ..context import get_context

great_ai/large_file/large_file/large_file_base.py

@@ -5,7 +5,9 @@ from abc import ABC, abstractmethod
 from functools import lru_cache
 from pathlib import Path
 from types import TracebackType
-from typing import IO, Any, List, Literal, Optional, Type, Union, cast
+from typing import IO, Any, List, Optional, Type, Union, cast
+
+from typing_extensions import Literal  # <= Python 3.7
 
 from great_ai.utilities import ConfigFile, get_logger
 

great_ai/models/use_model.py

@@ -1,19 +1,8 @@
 from functools import wraps
-from typing import (
+from typing import Any, Callable, Dict, List, Optional, Set, Tuple, TypeVar, Union, cast
-    Any,
-    Callable,
-    Dict,
-    List,
-    Literal,
-    Optional,
-    Set,
-    Tuple,
-    TypeVar,
-    Union,
-    cast,
-)
 
 from dill import load
+from typing_extensions import Literal  # <= Python 3.7
 
 from ..context import get_context
 from ..helper import get_function_metadata_store

great_ai/tracing/tracing_context.py

@@ -2,9 +2,11 @@ from contextvars import ContextVar
 from datetime import datetime
 from time import perf_counter
 from types import TracebackType
-from typing import Any, Dict, Generic, List, Literal, Optional, Type, TypeVar, cast
+from typing import Any, Dict, Generic, List, Optional, Type, TypeVar, cast
 from uuid import uuid4
 
+from typing_extensions import Literal  # <= Python 3.7
+
 from ..constants import DEVELOPMENT_TAG_NAME, ONLINE_TAG_NAME, PRODUCTION_TAG_NAME
 from ..context import get_context
 from ..views import Model, Trace

great_ai/utilities/parallel_map/parallel_map.py

@@ -3,7 +3,6 @@ from typing import (
     Awaitable,
     Callable,
     Iterable,
-    Literal,
     Optional,
     Sequence,
     TypeVar,
@@ -12,6 +11,7 @@ from typing import (
 )
 
 import dill
+from typing_extensions import Literal  # <= Python 3.7
 
 from .get_config import get_config
 from .manage_communication import manage_communication

great_ai/utilities/parallel_map/threaded_parallel_map.py

@@ -4,7 +4,6 @@ from typing import (
     Awaitable,
     Callable,
     Iterable,
-    Literal,
     Optional,
     Sequence,
     TypeVar,
@@ -12,6 +11,8 @@ from typing import (
     overload,
 )
 
+from typing_extensions import Literal  # <= Python 3.7
+
 from .get_config import get_config
 from .manage_communication import manage_communication
 from .mapper_function import mapper_function

great_ai/views/operators.py

@@ -1,4 +1,6 @@
-from typing import List, Literal
+from typing import List
+
+from typing_extensions import Literal  # <= Python 3.7
 
 Operator = Literal[">=", "<=", "<", ">", "!=", "=", "contains"]
 

great_ai/views/outputs/sequence_labeling_output.py

@@ -1,4 +1,6 @@
-from typing import Any, List, Literal, Optional
+from typing import Any, List, Optional
+
+from typing_extensions import Literal  # <= Python 3.7
 
 from ..hashable_base_model import HashableBaseModel
 

great_ai/views/sort_by.py

@@ -1,6 +1,5 @@
-from typing import Literal
-
 from pydantic import BaseModel
+from typing_extensions import Literal  # <= Python 3.7
 
 
 class SortBy(BaseModel):