Revert "Update parse_version_info function."

This reverts commit da93cac.

mmcls/version.py

@@ -2,6 +2,27 @@
 
 __version__ = '0.14.0'
 
-version_info = tuple(int(x) for x in __version__.split('.')[:3])
 
-__all__ = ['__version__', 'version_info']
+def parse_version_info(version_str):
+    """Parse a version string into a tuple.
+
+    Args:
+        version_str (str): The version string.
+    Returns:
+        tuple[int | str]: The version info, e.g., "1.3.0" is parsed into
+            (1, 3, 0), and "2.0.0rc1" is parsed into (2, 0, 0, 'rc1').
+    """
+    version_info = []
+    for x in version_str.split('.'):
+        if x.isdigit():
+            version_info.append(int(x))
+        elif x.find('rc') != -1:
+            patch_version = x.split('rc')
+            version_info.append(int(patch_version[0]))
+            version_info.append(f'rc{patch_version[1]}')
+    return tuple(version_info)
+
+
+version_info = parse_version_info(__version__)
+
+__all__ = ['__version__', 'version_info', 'parse_version_info']

requirements/runtime.txt

@@ -1,3 +1,2 @@
 matplotlib
 numpy
-packaging