I have this JSON file, currencies.json: And this connection in Python: My db name is countries_db with the currency collection. Is there a way to import the file to the db using python? Thanks for your help. Answer You can read data from file and insert it into collection using insert_one method:
Save and load model optimizer state
I have a set of fairly complicated models that I am training and I am looking for a way to save and load the model optimizer states. The “trainer models” consist of different combinations of several other “weight models”, of which some have shared weights, some have frozen weights depe…
TypeError: create_superuser() missing 1 required positional argument: ‘profile_picture’
I get the following error after adding the profile_picture field: This profile_picture field is an “ImageField” set as “Null = True”. I have tried the following: def create_user(…., profile_picture=None, ….). It didn’t work. and the error occurs only in command prompt…
Get SPY share price
I have created a demo account, and I am trying to receive delayed quotes with the following code, but it failed so far. As I am working with a demo account, I have to work with delayed data, so that’s why I added self.tws.reqMarketDataType(3) (see that link). My problem is that dl.field4price return an …
Matplotlib’s FuncAnimation calls init_func more than once
The documentation for matplotlib.animation.FuncAnimation says: init_func : […] This function will be called once before the first frame. But whenever I use FuncAnimation, the init_func is called multiple times. You can see this by adding a print statement to the basic example from Matplotlib’s web…
installing Gdal on Windows 10 with python 3.6.4: fatal error C1083: Cannot open include file: ‘cpl_port.h’
So I am trying to pip install gdal but got an error. So I am running the following: Python 3.6.4 anaconda distribution Windows 10 (x64) Microsoft Visual 2017 Redistribute both x64 and x86 (both installed by the vs builder tool) MS Visual was installed because of this error before Here is the trace log for the…
Getting error while trying to run this command ” pipenv install requests ” in mac OS
I am facing the following error: Virtualenv location: I tried setting the LANG in ~/.profile and ~/.bash_profile. Both didn’t work. Answer What worked for me on Mac OS X Sierra is adding the following into my ~/.bash_profile file: Then I reloaded the bash profile with: source ~/.bash_profile For those w…
Python SKLearn: How to Get Feature Names After OneHotEncoder?
I would like to get the feature names of a data set after it has been transformed by SKLearn OneHotEncoder. In active_features_ attribute in OneHotEncoder one can see a very good explanation how the attributes n_values_, feature_indices_ and active_features_ get filled after transform() was executed. My quest…
How to wrap text in pygame using pygame.font.Font()?
I am making a would you rather game, and I would like to not have character restrictions for the W.Y.R. questions. I have seen many examples here on Stack Overflow and other websites, but they use other modules and methods I don’t understand how to use or want to use. So I would rather use I would like …
Removing self-loops from undirected networkx graph
I have created a graph from list of nodes using networkx. It has self loops. How to remove them? Following is sample: I don’t want (1, 1) edges. Answer (instructions for networkx 1.x below) If you’re using networkx 2.x try If you have a MultiGraph (which for example configuration_model produces), …