调试和分析

这些库可以帮助你进行Python开发：调试器使你能够逐步执行代码，分析堆栈帧并设置断点等，而分析器运行代码并为你提供执行时间的详细分类，从而使你能够找出你程序中的瓶颈。

• bdb --- Debugger framework
• faulthandler --- Dump the Python traceback
  • Dumping the traceback
  • Fault handler state
  • Dumping the tracebacks after a timeout
  • Dumping the traceback on a user signal
  • Issue with file descriptors
  • 示例
• pdb --- Python的调试器
  • Debugger Commands
• The Python Profilers
  • Introduction to the profilers
  • Instant User's Manual
  • profile and cProfile Module Reference
  • The Stats Class
  • What Is Deterministic Profiling?
  • Limitations
  • Calibration
  • Using a custom timer
• timeit --- 测量小代码片段的执行时间
  • 基本示例
  • Python 接口
  • 命令行界面
  • 示例
• trace --- Trace or track Python statement execution
  • Command-Line Usage
    • Main options
    • Modifiers
    • Filters
  • Programmatic Interface
• tracemalloc --- Trace memory allocations
  • 示例
    • Display the top 10
    • Compute differences
    • Get the traceback of a memory block
    • Pretty top
  • API
    • 函数
    • DomainFilter
    • Filter
    • Frame
    • Snapshot
    • Statistic
    • StatisticDiff
    • Trace
    • Traceback