python numpy interview questions

)) for EVERYLAMBDA in Testfun (): Print (EVERYLAMBDA (2))The fourth type: UseThe idea of the inert evaluation of Yield def Testfun (): For I in range (4): Yield lambda x:i*xfor everylambda in Testfun (): print (every LAMBDA (2)) Final run Result:with the solution, and then into the suspicion of themselves, this topic is what is the investigation? is to test the interviewer's knowledge about closures andIs there a late binding problem for Python closur

A few days ago suddenly interested in Python, learned a few days also feel it is very concise and practical. Broke my so long time on Java C # C and VB aesthetic fatigue, let me a bright. "It's as simple as reading English," said the remark, which Python says is reasonable.I am very fond of Python because I have heard that many Google programs are used in

;65 Else ' working ' # resultage:76you should be RetiredUse the following code to detect:Def f1 ():p rint "f1!" Return 1 def f2 ():p rint "f2!" Return 2 if __name__ = = "__main__": v = F1 () if True else F2 () print "V =", v print "-" * v2 = f1 () if False else F2 () pri NT "v2 =", v2 # resultf1!v = 1----------f2!v2 = 2As we can see, only the F1 method is executed at first, and the second expression executes only the F2 method, and not two methods are executed.Transformation of ternary expres

able to directly emulate Ajax requests, but some websites encrypt all the parameters of the AJAX request. We simply have no way of structuring the data we need to request. In this case, we use SELENIUM+PHANTOMJS, invoke the browser kernel, and use Phantomjs to execute JS to simulate the human operation and trigger the JS script in the page. From filling out the form to clicking the button to scrolling the page, all can be simulated, regardless of the specific request and response process, just

convert Python source code into a program that can run out of the Python interpreter.College Entrance Examination PartingAutumn is a year of college entrance examination, first of all let us bless the students who will enter the examination room, I hope they can be admitted to the ideal university, although for some people the university is just a place to knock (DA) Generation (xi), but still wish they ca

This article is for you to share the Python engineers face questions are mainly related to the Python web, for your reference, the specific content as follows 1, explain the relationship between WSGI and FastCGI?CGIThe full name is a "public Gateway Interface" (Commongateway Interface), a tool that the HTTP server "chats" with programs on your or other machines,

effect!) ） What is the difference between PX and em? PX and EM are length units, the difference is that the PX value is fixed, specifying how much is how much, the calculation is relatively easy.The EM value is not fixed, and EM inherits the font size of the parent element. The browser's default font height is 16px. So the unmodified browser is compliant with: 1EM=16PX. So 12px=0.75em, 10px=0.625em. The input input box of the well-known ID, I want to get this input field value, how to do? (

()#inreactive Code AX= Plt.subplot (111, projection='Polar') forIinchRange (100): C= Ax.scatter (angle[i*167:(i+1) *167], polar[i*167:(i+1) *167], S = 10) Plt.show () Plt.pause (1)3. Calling functionsIf __name__== "__main__": (Polar,angle,inten) = LoadData ("CloudData.txt") generateimagefromdata (Polar, Angle,inten)When Pl.ion () is added to a drawing statement, interactive mode is turned on. At this point the Python interpreter interprets

, you cast the past, and some company requirements are everywhere to copy the requirements of others company. 3After the interview must be done experience summary, will not be a problem to find the answer, do not in the same place again. 4the mentality of the interview must be better, not too nervous, encounter no problem, you can also ask the interviewer, of course, some interviewers will refuse to answer

Whether you are applying for Python web development, crawler engineers, or data analysis, or automated operations, it involves some basic knowledge! I picked up some basic Python interview questions to see if you can answer them, maybe the students with the interview!Questio

Phone face Duration: 30m Talk about the browser cache understanding; talk about MySQL optimization; Talk about Redis; Say what happened from the input URL to the return; How to parse the domain name; Side 1h The programming realizes flips the single chain list; The difference between varchar and char in MySQL; The common status code of the HTTP protocol; Knowledge of Redis; GIL; The understanding of encrypti

Save some of Python's most common interview questions here, but you can also do it in other languages!1. List to go to heavy1 """2 There is a list of [11, 2, 3, 3, 7, 9, 11, 2, 3], to remove the weight and keep the original order.3 """4 5L1 = [11, 2, 3, 3, 7, 9, 11, 2, 3]6RET =list (set (L1))7 Print(ret)8Ret.sort (Key=l1.index)#Sort by the index of the value in L19 Print(ret)Ten One AL2 = [ -{"name":"Alex