27. 调试和分析

These libraries help you with Python development: the debugger enables you to step through code, analyze stack frames and set breakpoints etc., and the profilers run code and give you a detailed breakdown of execution times, allowing you to identify bottlenecks in your programs.

• 27.1. bdb — 调试器框架
• 27.2. faulthandler — 转储的Python追踪
  • 27.2.1. Dump the traceback
  • 27.2.2. Fault handler state
  • 27.2.3. Dump the tracebacks after a timeout
  • 27.2.4. Dump the traceback on a user signal
  • 27.2.5. File descriptor issue
  • 27.2.6. Example
• 27.3. pdb — Python调试器
  • 27.3.1. Debugger Commands
• 27.4. Python的廓线仪
  • 27.4.1. Introduction to the profilers
  • 27.4.2. Instant User’s Manual
  • 27.4.3. What Is Deterministic Profiling?
  • 27.4.4. Reference Manual – profile and cProfile
    • 27.4.4.1. The Stats Class
  • 27.4.5. Limitations
  • 27.4.6. Calibration
  • 27.4.7. Extensions — Deriving Better Profilers
• 27.5. timeit — 测量小的代码段的执行时间
  • 27.5.1. Basic Examples
  • 27.5.2. Python Interface
  • 27.5.3. Command-Line Interface
  • 27.5.4. Examples
• 27.6. trace — 跟踪或跟踪执行Python语句
  • 27.6.1. Command-Line Usage
    • 27.6.1.1. Main options
    • 27.6.1.2. Modifiers
    • 27.6.1.3. Filters
  • 27.6.2. Programmatic Interface