Town Field Poem:
Cheng listens to the Tathagata language, the world name and benefit of Dayton. Be willing to do the Tibetan apostles, the broad show is by Sanfu mention.
I would like to do what I learned, to achieve a conscience blog. May all the Yimeimei, reproduce the wisdom of the body.
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Code
#过滤器 # The filter allows you to reserve your own resources value=filter (none,[1,-1,0,true,false,[1,0,true,false],[]]) valuelist=list (value) # The list of contents is preserved, no list of contents is deleted #true is retained, Flase is deleted #0 deleted, 1 is retained print (valueList)
Result
Help
>>> Help (Filter) Help on Class filter in Module Builtins:class Filter (object) | Filter (function or None, iterable)--Filter Object | | Return an iterator yielding those items of the iterable for which function (item) | Is true. If function is None, and return the items is true. | | Methods defined here: | | __getattribute__ (self, Name,/) | Return getattr (self, name). | | __iter__ (self,/) | Implement iter (self). | | __new__ (*args, **kwargs) from Builtins.type | Create and return a new object. See Help (type) for accurate signature. | | __next__ (self,/) | Implement Next (self). | | __reduce__ (...) |
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The essence of the blog, in the technical part, more in the town yard a poem. Python version 3.5, System Windows7.
Python is a good language and deserves to be studied hard. I am following the small Turtle Video tutorial to learn, recommended.
I am a novice, so if the content of the blog can be improved, or even the wrong place, please leave a comment, I will try to correct, strive to achieve a conscience blog.
Note: This article is only as a scientific research study, if I inadvertently violated your rights and interests, please be sure to timely inform, I will make corrections.
Python3 base with List () View the object returned by the filter ()