Sync from v0.13

vllm/version.py

@@ -0,0 +1,39 @@
+# SPDX-License-Identifier: Apache-2.0
+# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
+
+try:
+    from ._version import __version__, __version_tuple__
+except Exception as e:
+    import warnings
+
+    warnings.warn(f"Failed to read commit hash:\n{e}", RuntimeWarning, stacklevel=2)
+
+    __version__ = "dev"
+    __version_tuple__ = (0, 0, __version__)
+
+
+def _prev_minor_version_was(version_str):
+    """Check whether a given version matches the previous minor version.
+
+    Return True if version_str matches the previous minor version.
+
+    For example - return True if the current version if 0.7.4 and the
+    supplied version_str is '0.6'.
+
+    Used for --show-hidden-metrics-for-version.
+    """
+    # Match anything if this is a dev tree
+    if __version_tuple__[0:2] == (0, 0):
+        return True
+
+    # Note - this won't do the right thing when we release 1.0!
+    assert __version_tuple__[0] == 0
+    assert isinstance(__version_tuple__[1], int)
+    return version_str == f"{__version_tuple__[0]}.{__version_tuple__[1] - 1}"
+
+
+def _prev_minor_version():
+    """For the purpose of testing, return a previous minor version number."""
+    # In dev tree, this will return "0.-1", but that will work fine"
+    assert isinstance(__version_tuple__[1], int)
+    return f"{__version_tuple__[0]}.{__version_tuple__[1] - 1}"