摘要： IntroductionThis article is the first in a short series in which I intend to explain how CPython[1]implements and uses symbol tables in its quest to compile Python source code into bytecode. In this part I will explain what a symbol table is and show how the general concepts apply to Python. In the 阅读全文

摘要： >>> x = y = z = 0 # Zero x, y and za, b = 0, 1>>> tax = 12.5 / 100>>> price = 100.50>>> price * tax12.5625>>> price + _113.0625>>> range(10)[0, 1, 2,... 阅读全文