Advertisements The problem I would like to create a dictionary of dicts out of a flat list I have in order to add a "sequentiality" piece of information, but I am having some trouble finding a solution. The list is something like a = [‘Q=123’, ‘W=456’, ‘E=789’, ‘Q=753’, ‘W=159’, ‘E=888’] and I am shooting for… Read More Adding "sequential" information to python list using dictionaries
Advertisements I would like to replace elements in one list with elements in another, but only as far as the second list goes. For example: defaults = [‘apple’,’banana’,’cherry’,’date’] data = [‘accordion’,’banjo’] # result: [‘accordion’,’banjo’,’cherry’,’date’] I can do it with a for loop, and I can do it in one line with the following code: result… Read More Merge two lists, replacing elements with same index in Python
Advertisements Basically I have an array that looks something like areaCodes = @ ( @("310", "LA"), @("212", "NY"), @("702", "LV") ) I would like to have it so that for example if I have a variable $code = $212 Find if it is in the list, and if is, get the value associated with it.… Read More How do I find and get value from multi dimensional array in powershell?
Advertisements My setup looks like this: def WaitForObjects(self, type, string,): return WebDriverWait(self.browser,3).until(EC.presence_of_all_elements_located((type,string))) Then i get all elements on a page with it and perform an action once per element: that = self.WaitForObjects(By.CSS_SELECTOR,"class") for this in that: that.click() time.sleep(this_time) Action = self.browser.find_element_by_xpath("path") Action.click() Action.send_keys(Keys.ESCAPE) my problem is that i want to stop after like 10 times… Read More I want to repeat a for loop that does an action for a set amount of times
Advertisements I’m doing an assignment that tells me to sort this list of students alphabetically and then Print "Name you get an A" for the first half of the list and "Name you get a B" for the second half of the list. I have it sorted alphabetically but have no idea how to split… Read More How can I give an A to first half of this list and a B to the second half?
Advertisements I have a list of sublists with file names and sizes. I need to split that list into sublists based on the criteria that each splitted sublist must have a total file size less than 500 000 000 bytes. I have tried multiple solutions but I could not find a way to make it… Read More Split list by sum of sublist items
Advertisements There are multiple Pandas dataframes with one column each and having different column names. df1 = pd.DataFrame({‘ID1’:[‘a1′,’a2’]}) df1: ID1 0 a1 1 a2 df2 = pd.DataFrame({‘ID2’:[‘a1′,’b1’]}) df2: ID2 0 a1 1 b1 df3 = pd.DataFrame({‘ID3’:[‘a2′,’b1′,’b2’]}) df3: ID3 0 a2 1 b1 2 b2 I want to combine these dataframes into one dataframe as below.… Read More Combine multiple dataframes which have different column names into a new dataframe while adding new columns
Advertisements I have two lists (X and Y). I want to first scale the first element of X with all the elements of Y before moving to the second element of X which is then again scaled by all the elements of Y. How can I do this? Ideally, I would also like to append… Read More Iteratively multiply elements of two lists in python
Advertisements I have the following np.array: my_array=np.array([False, False, False, True, True, True, False, True, False, False, False, False, True]) How can I make a list using list comprehension of the indices corresponding to the True elements. In this case the output I’m looking for would be [3,4,5,7,12] I’ve tried the following: cols = [index if… Read More Getting indices using conditional list comprehension
Advertisements I have a piece of code involving walrus operator. I am trying to convert it to normal python code. But I am not sure if it is happening correctly or not. # code with warlus NUM_ELEMS = cpu_count() NUM_CORES = len(list_of_data) fair_core_worload = NUM_ELEMS // NUM_CORES cores_with_1_more = NUM_ELEMS % NUM_CORES EXTENTS_OF_SUBRANGES = []… Read More Warlus Operator conversion