常用信息快速查询
python -m calendar 2023 python -m http.server 8080 # New in version 3.5. python -c "exit()" python -c "import os; print(os.getcwd())" python -c "import os; print(os.getpid())" python -c "import os; print(os.getppid())" python -c "import os; print(os.cpu_count())" # New in version 3.4. python -c "import sys; print(sys.platform)" python -c "import sys; print(sys.version)" python -c "import sys; print(sys.version_info)" python -c "import sys; print(sys.version_info.major)" python -c "import sys; print(sys.version_info.minor)" python -c "import sys; print(sys.version_info.micro)" python -c "import platform; print(platform.python_version())" python -c "import multiprocessing; print(multiprocessing.cpu_count())"