You can tell Python’s split() to stop after a given number of matches by passing a maxsplit parameter. So in your case you just need to split after the first space as follows: import csv with open(‘input.csv’, ‘rb’) as f_input, open(‘output.csv’, ‘wb’) as f_output: csv_output = csv.writer(f_output, delimiter=”;”) for row in csv.reader(f_input, delimiter=”;”): # Skip … Read more
Your logic isn’t good, if user is not None: instead use if user.is_anonymous: Try my logic def login(request): c = {} c.update(csrf(request)) return render_to_response(request, ‘login.html’, c) def auth_view(request): username = request.POST.get (‘username’, ”) password = request.POST.get (‘password’, ”) user = auth.authenticate (username = username, password = password) if user.is_anonymous: auth.login(request,user) if request.method == ‘POST’: return … Read more
Finally print that list to the console >>> cubes_by_four = [x**3 for x in range(1,11) if x**3 % 4 == 0] >>> print(cubes_by_four) [8, 64, 216, 512, 1000] It says print the list, not print each item in the list to console 0 solved Print cubes of the numbers 1 through 10 only if the … Read more
First of all instead of setting string = s simply loop through s as it is. Also, instead of looping through both s and vowels just loop s and check if the letter is in vowels, if so add a white space to string if not add the letter to string. Here is the code: … Read more
I believe what you are looking for is this: with open(FileName , mode = APPEND) as f: for U in List : print(U) f.write(U) f.write(“\n”) print(“File written successfully.”) using with will allow you to open the file, and python with automatically close it for you should an exception occur while it’s in use. You want … Read more
1. Your WHITE Variable is wrong. That is Black in RGB Format. White is (255,255,255) 2. You are filling the screen and immediately after that you update it. First fill the screen and THEN you can draw your players on top. windowSurface.fill(WHITE) #Do drawing here pygame.display.update() solved Why do I get a black screen?
The problem is that you did not define constructor properly. Constructor is __init__(double underscore) not _init_(single underscore). Just change it and it should solve your problem 1 solved I am new to classes in python the compile showing error segmentation() takes no arguments [closed]
You can’t do query = input like that. It has to be query = input(“Please select…”). It should match guess = input(“Password: “) above. 1 solved Inputs not triggering if statments in python [closed]
This should help: import re # Check if the string has 3 digits or more def haveDigits(text): if len(filter(str.isdigit, text))>=3: return True else: return False # Check if the string has 2 uppercase letters or more def haveUppercase(text): if len([char for char in text if char.isupper()])>=2: return True else: return False # First condition print(haveDigits(“hola123”)) … Read more
You can use pandas groupby method with list comprehension which will do the JOb like Below: >>> df X Y 0 Yes 1 1 No 2 2 Yes 3 3 Yes 4 4 No 2 5 No 1 6 Yes 0 7 No 4 8 No 4 9 No 5 >>> {k: v[“Y”].tolist() for k,v … Read more
You are missing the point of for and while loops, this question does a good job of explaining it. Basically, a for loops iterate through the list and you can operate on the items as it does so. In contrast, while loop is used to run until a condition is met, such as a flag … Read more
You can do something like this : input_num = 123 list1 = [0, 1, 2, 3, 4] # if list1 is not dervied from input number list2 = [“0”, “hello”, “my”, “name”, “is”, “Daniel”] print(‘ ‘.join([list2[list1.index(int(ind))] for ind in str(input_num)])) This will result in : hello my name Also, i would suggest you to look … Read more
I don’t know what your level of programming experience is, but command line arguments are a pretty common thing. In the olden days, every program you created was done in a text editor, and then run on a command line. The command line is, in simple terms, a program built into the operating system which … Read more
learning python,sample file that’s correct from a valid instructor.first time to deal with it,append & pop command do not work on my PC solved learning python,sample file that’s correct from a valid instructor.first time to deal with it,append & pop command do not work on my PC
I’m not sure if I understand your question correctly. You maybe better off using a dict. >>> testbank = {“question 1”:[“answer1a”, “answer1b”, “answer1c”, “answer1d”], … “question n”:[“answerna”, “answernb”, “answernc”, “answernd”]} >>> testbank[‘question 1’] [‘answer1a’, ‘answer1b’, ‘answer1c’, ‘answer1d’] >>> def validate(answer, question): … if answer in testbank[‘question 1’]: … print ‘Correct!’ … else: … print ‘Try … Read more