I have two functions which shift a row of a pandas dataframe to the top or bottom, respectively. After applying them more then once to a dataframe, they seem to work incorrectly. These are the 2 functions to move the row to top / bottom: Note: I don’t want to reset_index for the returned df. Example: Th…
Plotly equivalent to fig.axis.set_major_locator(matplotlib.dates.WeekdayLocator(interval=X))
I’ve been trying to find some sort of equivalent function in plotly for: fig.axis.set_major_locator(matplotlib.dates.WeekdayLocator(interval=2)) Anyone have any idea? I already have a barplot and simply want to change the xticks for my dates. Instead of being auto, I’d like them to be ex. every we…
unable to install awscli using pip on dind 18.09.6-dind due to cython dependency
I saw a strange issue just most of yesterday where while running a simple jenkins build that uses pod template with container docker:18.09.6-dind (alpine linux) the build would fail while trying to install awscli using pip. Here is the sample code:- The error was :- It always worked fine until yesterday and a…
“libnnz19.so: cannot open shared object file: No such file or directory
I have installed cx_oracle(python3) and instant client 21_1 inside a container. When I try to first time I got this error So I have created lib under /python-env/instantclient_21_1/ and tried again, now I’m getting this error cx_Oracle.DatabaseError: DPI-1047: Cannot locate a 64-bit Oracle Client librar…
1 px thick line cv2
I need to draw a line in an image where no pixel is thicker than 1 pixel in the horizontal dimension. Despite I use thickness=1 in poly lines, in the resulting plot there may be 2 pixels horizontally adjacent set to 255, like in this pic: How can I prevent to have adjacent pixels set to 255? Or equivalently: …
Numpy linspace function stop value
I giving start and stop values as parameters to the linspace function Stop value is normally does not include in the array. Because of this we always write [stop+1] in order to make include the stop value. But in linspace, if i write the output is: Why linspace function output includes the stop value when ara…
Lambda path parameters are embedded inside path dictionary
I have some python AWS lambdas which are deployed using serverless framework and I was able to retrieve the path variables using: event.get(“variable”) I am not sure what has changed but now I need to retrieve these path parameters using: event.get(“path”).get(“variable”) I…
Unable to deploy python program with cx_freeze due to cv2
So I have a fairly large python program that I want to port to other machines (ubuntu 18.04) without having to install all the python packages and dependencies for each machine, I chose to use cx_Freeze for this and it seems to build the project fine into a single executable but the executable crashes when ca…
how to split a list of numpy arrays and concatenate arrays of euch sublists in python
I have a list of numpy arrays and want to firstly split the list and then concatenate all the arrays exiting in each sublist. Number of sublists is defined by: this is my list: The length of all_data is 8 and it should be firstly modified to be a list of n_sublist lists. I mean two sublists which first one
Send settings to clickhouse via http protocol using requests
Via clickhouse-client code looks like this: I am using requests and my code looks like this: how to pass settings such as using python-requests? Answer It looks like you pass those settings as query parameters and the SQL query in the POST response body, though it seems like you can include that in query para…