✨ Add version info

simnet/version.py

@@ -0,0 +1,33 @@
+from typing import NamedTuple
+
+__all__ = ("__version__", "__version_info__")
+
+
+class Version(NamedTuple):
+    """Copies the behavior of sys.version_info. serial is always 0 for stable releases."""
+
+    major: int
+    minor: int
+    micro: int
+    release_level: str
+    serial: int
+
+    def _rl_shorthand(self) -> str:  # skipcq: PY-D0003
+        return {
+            "alpha": "a",
+            "beta": "b",
+            "candidate": "rc",
+        }[self.release_level]
+
+    def __str__(self) -> str:
+        version = f"{self.major}.{self.minor}"
+        if self.micro != 0:
+            version = f"{version}.{self.micro}"
+        if self.release_level != "final":
+            version = f"{version}{self._rl_shorthand()}{self.serial}"
+
+        return version
+
+
+__version_info__ = Version(major=1, minor=0, micro=0, release_level="beta", serial=0)
+__version__ = str(__version_info__)