code: def main():
      root = os.path.join(
          os.path.dirname(os.path.abspath(__file__)), ".."
      )
      previous_version, new_version = sys.argv[1:3]
  
      bump_setup_py(root, previous_version, new_version)
      bump_docs_src_conf_py(root, previous_version, new_version)
      bump_gensim_init_py(root, previous_version, new_version)
  
imports: import os.path
  import re
  import sys
label_desc: Use image node_id 5 for calling a global function with example usage: main() without return types