Delay calling _package_version until __getattr__ time.

censusdis/__init__.py

@@ -6,22 +6,20 @@
 
 Both Python and CLI interfaces are available.
 """
+from typing import Any
 from .impl.exceptions import CensusApiException
 import importlib.metadata
 from pathlib import Path
 
 
 def _package_version() -> str:
-    """Find the version of the package."""
+    """Find the version of this package."""
     package_version = "unknown"
 
     try:
         # Try to get the version of the current package if
         # it is running from a distribution.
-        package = Path(__file__).parent.name
-        metadata = importlib.metadata.metadata(package)
-
-        package_version = metadata["Version"]
+        package_version = importlib.metadata.version("censusdis")
     except importlib.metadata.PackageNotFoundError:
         # Fall back on getting it from a local pyproject.toml.
         # This works in a development environment where the
@@ -39,6 +37,12 @@ def _package_version() -> str:
     return package_version
 
 
-version = _package_version()
+def __getattr__(name: str) -> Any:
+    """Get package attributes."""
+    if name in ("version", "__version__"):
+        return _package_version()
+    else:
+        raise AttributeError(f"No attribute {name} in module {__name__}.")
+
 
-__all__ = ("CensusApiException", "version")
+__all__ = ("CensusApiException",)

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "censusdis"
-version = "0.99.11"
+version = "0.99.12"
 description = "US Census utilities for a variety of data loading and mapping purposes."
 license = "HL3-CL-ECO-EXTR-FFD-LAW-MIL-SV"
 authors = ["Darren Vengroff"]