i am searching a method or library that use a dict that allow method like: element_dict_in({‘polo’:789}),and element_dict_out() that return me the first relation that was put in the dictionary, the 2 method that i mentioned before are not implemented,it is for clarify my idea: for example: i find …
Tag: python
How do I resolve “No module named ‘frontend'” error message?
I have installed PymuPDF/fitz because am trying to extract images from PDF files. However, upon running the code below, I am seeing No module named ‘frontend’. I have searched but there isn’t single report of this kind of error. I have installed PyMuPDF, muPDF and fitz modules Here is the er…
How to run a single line or selected code in a Jupyter Notebook or JupyterLab cell?
In both JupyterLab and Jupyter Notebook you can execute a cell using ctrl + Enter: Code: Cell and output: But how can you run only line 2? Or even a selection of lines within a cell without running the entire cell? Sure you could just insert a cell with that single line or selection of lines, but that gets re…
ChromeDriver ERR_SSL_PROTOCOL_ERROR despite –ignore-certificate-errors
I’m trying to run integration tests on a local host (with no HTTPS) using selenium with ChromeDriver. Chrome requires an https certificate, but from this question i understand that i can circumvent this using the arg –ignore-certificate-errors I have also added to my capabilities acceptInsecureCer…
Is there a way to create array with custom values using numpy array
Hello i want to ask is there a way to create an array with custom values without using loop and assign the values for example i want to create array with [2,1] shape and i want to fill the first column with value of (-1) and the second with value of (2) i have read the numpy docs “https://docs.scipy.org…
Django throws ValueError: save() prohibited to prevent data loss due to unsaved related object save method
I am trying to create some objects of model ABC in from save method of XYZ model, when a XYZ models object is created. See the below code for reference : And here are the error lines : Answer You’re going to want to call super.save() on your MatchDetail before you created your ContestDetail object, not …
Python find all occurrences of hyphenated word and replace at position
I have to replace all occurrences of patterns with hyphen like c-c-c-c-come or oh-oh-oh-oh, etc. with the last token i.e. come or oh in this example, where The number of character between hyphen is arbitrary, it can be one ore more characters the token to match is the last token in the hyphenation, hence come…
Initialize class instance in a loop over a list
I have a class where I assign a rating to each instance. I would like to be able to loop over a list of ratings, and create an instance for each rating, so if I have a list of ratings and team names, something like this: The above is not defining an instance of Team like I want it to.
Defining two objects at once using list comprehension
I have a list of dicationaries list_dic each containing the keys id;name. From those keys I’d like create two lists. I would like to use a list comprehension for this task, e.g. The issue here is I’m looping twice which is probably not a smart thing to do. Is there a way to use a list comprehensio…
Specify ordering for columns when creating a DataFrame from list of dictionaries
I have a method that creates a list, results, and then appends to it a dict row which has keys (column names in my eventual dataframe) and values (row values in my eventual dataframe). Then I append the row and convert the results collection to a df at the end. For example: The issue I have is that the column