文章浏览阅读189次。Intro有时候,需要把字符串当做代码执行,看个例子getattrGet a named attribute from an object; getattr(x, ‘y’) is equivalent to x.yimport pandas as pddf=pd.DataFrame({"x":[1,2,3]})getattr(df,"x").count()3getattr(df,“x”)相当......
文章浏览阅读167次。II. BACKGROUND OF THE INVENTIONThe present invention relates generally to the field of avionics for collision avoidance systems (CAS). More specifically, the present invention relates generally to dis..._the extended squitter airborne message formats...