I want to add an attribute to a django model as much as the user wants to. For example I want to add a few academic degrees with this code We can just add one degree and if a person has more, he or she can’t add them. I need a way to add as much degrees as i want
Tag: python
Python if statement with string as condition
There’s some code in virtualenv that’s tripping me up. It’s this: path.decode(“utf-8”) if “__DECODE_PATH__” else path from activate_this.py line 28. How can if “__DECODE_PATH__” ever be false? It’s possible it’s a bug, but since it’s in v…
call a method only if the previous one returned a value
I am looking for a specific string in text, and want to get it only if found. I can write it as followד and it works: But I remember another nicer way to write it with question mark before the “group”, and put value “1” as default value in case of re.search return an empty result. Answ…
sending pickled data via UDP, unpickle fails with UnicodeDecodeError: ‘ascii’ codec can’t decode byte 0xff in position 0: ordinal not in range(128)
This is my code snippet that sends data over ethernet from one PC to another which is working fine. At the receiver end, I am not able to decode it. It says: This is the snippet at the receiver end Answer Why are you even pickling the data? You can send binary data via UDP anyway: Then at the receiving
Get value from Spark dataframe when rows are dictionaries
I have a PySpark dataframe that looks like this: Values Column {[0.0, 54.04, 48…. Sector A {[0.0, 55.4800000… Sector A If I show the first element of the column ‘Values’ without truncating the data, it looks like this: {[0.0, 54.04, 48.19, 68.59, 61.81, 54.730000000000004, 48.51, 57.03…
python how to write an update sql query?
I am trying to write an update query but I could not manage the string. My connections is ok. My query is like this: This is giving me error: undefined column name ‘hello’. I want to update message column as hello but it is getting it as a column name. In sql, when I write it as UPDATE users SET
time data ‘2014-01’ does not match format ‘%y-%m’
im new to this python, and i want to convert month column from object to date in jupyter notebook using python. Here is my dataframe : and the code is : df[‘month’] = pd.to_datetime(df[‘month’], format = ‘%y-%m’) can anyone explain what is wrong with my code? cause i think …
Jupyter Lab Render button disable
There is a green button call ‘Render with panel ‘ in my ‘Jupyer lab’ and I’m trying to get rid of it, not sure where its come from. Things I’ve tried: https://discourse.jupyter.org/t/how-can-i-disable-an-extension-in-jupyterlab-3/9332/2 the jupyter labextension disable didn…
Generating all possibles combinations of values from a list of single values
Basically, I want to generate truth table list of values using Python. For instance, if I have the following values: [0, 1], I want the following list to be generated: [(0, 0), (0, 1), (1, 0), (1, 1)] If I want my table to have three inputs, then the following list should be generated: [(0, 0, 1), (0, 1, 0),
Separating two print() outputs under a while loop [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 8 months ago. Improve this question Question: Enter a value for n, and the code takes n floating numbers and prints out the fir…