I’m trying to write the output data of this for loop in a .csv file. However, what gets written in the .csv file with the current code is the data of a single iteration. I want to append and write the data in a new row for each iteration. How do I do that? Answer Try to append instead of
Django migrations error: dont create authomatically permissions and contenttypes
I work with django 1.8.7 and python 2.7 . I have peoblem with migrate. when I migrate my models , permission and contenttypes don’t create automatically. error looks like this: and when I change migrations file like this: and run command ” python manage.py migrate ” this is responsed: thanks…
How to solve `CERTIFICATE_VERIFY_FAILED` error when install gcloud?
I tried to install gcloud in MacOs but failed. I tried two python versions 3.7.4 and 3.9.1 but both have the same issue. how can I install the gcloud? Is there any other dependencies I need? Answer There could be many possible reasons for this error, proxy configuration would be the one but as you mentioned y…
format numbers or string to currencies in python
I run into the following error when attempting to format string in python, Answer when you write: then mv becomes a tuple. Try without the comma… Also, I find the f-string syntax clearer. You may want to take advantage of it if you are using Python >=3.6:
Remove the Last Vowel in Python
I have the following problem and I am wondering if there is a faster and cleaner implementation of the removeLastChar() function. Specifically, if one can already remove the last vowel without having to find the corresponding index first. PROBLEM Write a function that removes the last vowel in each word in a …
Get for each word the number of the sentences in which appears in a given text [closed]
Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 1 year ago. Improve this question I’m using Spacy and I am looking for a program that counts the frequencies of each word…
PySpark Incremental Count on Condition
Given a Spark dataframe with the following columns I am trying to construct an incremental/running count for each id based on when the contents of the event column evaluate to True. Here a new column called results would be created that contained the incremental count. I’ve tried using window functions …
Creating a Welcome Bot Using python-telegram-bot
I have been moderating a telegram group for some time and I have had no issues using the python-telegram-bot package. I actually love it. However, I can’t seem to get a functioning “Welcome Message” for when new users join. Right now, I have tried structuring the function like I do with my c…
Pandas: Subtract timestamps
I grouped a dataframe test_df2 by frequency ‘B’ (by business day, so each name of the group is the date of that day at 00:00) and am now looping over the groups to calculate timestamp differences and save them in the dict grouped_bins. The data in the original dataframe and the groups looks like t…
Create a new column in a dataframe containing string values from different columns based on values in another column of a dataframe
I would like to add string Null at the end if conversion is 0 and add conversion column value if conversion value is 1 . `I have a below error TypeError: Cannot broadcast np.ndarray with operand of type <class ‘list’> Answer If you have dataframe like this: Then this will create new “p…