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fix: fall back to a local StrEnum on Python < 3.11 #101

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fix: fall back to a local StrEnum on Python < 3.11 #101

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6865c67
fix: fall back to a local StrEnum on Python < 3.11
tedil Oct 23, 2026
edaadd2
fix: use a version check for the StrEnum fallback to satisfy mypy
tedil Oct 23, 2026
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11 changes: 10 additions & 1 deletion src/snakemake_interface_common/io.py
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Original file line number Diff line number Diff line change
@@ -1,7 +1,16 @@
import sys
from abc import ABC, abstractmethod
from enum import StrEnum
from typing import Any, Dict, Optional

if sys.version_info >= (3, 11):
from enum import StrEnum
else: # e.g. in script envs
from enum import Enum

class StrEnum(str, Enum):
def __str__(self) -> str:
return str(self.value)


class AccessPattern(StrEnum):
RANDOM = "random"
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7 changes: 7 additions & 0 deletions tests/tests.py
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Original file line number Diff line number Diff line change
Expand Up @@ -138,3 +138,10 @@ def __init__(self):
assert settings.required_int == 789

assert settings.optional_int is None


def test_access_pattern_str():
from snakemake_interface_common.io import AccessPattern

assert str(AccessPattern.RANDOM) == "random"
assert f"{AccessPattern.MULTI}" == "multi"
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