The TNN project refers to the coding styles of C, C ++, Objective-C, Python, and Shell [Google Open Source Project Style Guide] (https://zh-google-styleguide.readthedocs.io/en/latest/contents/)
TNN project code formatting uses clang-format, git-clang-format, and the indentation after formatting has some difference with the style of Google's open source project, which should be subject to clang-format.