chore: bump version to 1.2.1

Author: Yaocool

setup.py

@@ -8,7 +8,7 @@
 
 setup(
     name='code-simplify',
-    version='1.2.0',
+    version='1.2.1',
     description='A python tool library that covers a wide range of common tools to simplify your work and reduce '
                 'repetitive code.',
     long_description=long_description,