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Mastering Development

“RuntimeError: invalid slot offset” on trying to run python package

I use the pyhyphen package for a script I run all the time. Recently, I updated to MacOS Big Sur. Spyder was laggy, but I fixed that by running a virtual environment and pip installing what I needed. No issues. Now, when I try to run from hyphen import Hyphenator (here is the package page), […]

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How to create custom shortcut to set visibility in QGIS with PyQT?

I have been trying to make custom shortcut to set visibility to given layer. For example, I have two layers I work on LAYER_1 however I use LAYER_2 as reference, but sometimes I need to hide LAYER_2 and I want to achieve it by using Keyboard Key rather than clicking. By the help of forum […]

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Mastering Development System & Network

Replaced parameters “default_store” and “glance_store” breaks cooperation between cinder and glance in rocky release

I have a question related to parameters which becomes deprecated(stores and default_store). They’re going to be removed from Stein, due to this info: https://docs.openstack.org/glance/stein/configuration/glance_api.html We faced an issue with broken cooperation between cinder and glance. In our logs(glance-api) we observed such warning message: 2021-02-22 15:30:02.894 756 WARNING oslo_config.cfg [-] Deprecated: Option "stores" from group "glance_store" […]

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Mastering Development

Why ConnectionRefusedError: [Errno 111] Connection refused on my server but not on my PC

I have created a small script to extract files from a client’s ftp, the program works correctly for me on my computer, the problem is that when I mount it on my CentoOS 7 server it rejects the connection. My code is the following: from ftplib import FTP def extract_orders_from_ftp(): with FTP(‘ftp.fake.com’) as ftp: ftp.login(‘username’, […]

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Mastering Development

Python. Name not defined error inside function

I’m trying to do some exercises from "Python crash course" by Eric Matthews. I’m pretty sure I’m following the code in the book precisely, but I’m still getting "Name not defined error" when I try to run the program: import sys import pygame from settings import Settings from ship import Ship class AlienInvasion: """Class for […]

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Mastering Development

microsoft jscript compilation error code 800a03ea, line 17, char 1, syntax error [closed]

the problem is javascript file in my laptop can’t open, and the info show up like in the title, MICROSOFT JScript compilation error code 800a03ea, line 17, char 1, syntax error how to fix this?

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Mastering Development

OSError: [WinError 126] The specified module cannot be found [closed]

from sklearn.preprocessing import LabelEncoder from keras.models import model_from_json import numpy as np #Load model architecture, weight and labels json_file = open(‘Caracter_Recognition_Train_Model/MobileNets_character_recognition.json’, ‘r’) loaded_model_json = json_file.read() json_file.close() model = model_from_json(loaded_model_json)# Load the digit prediction model model.load_weights("Caracter_Recognition_Train_Model/License_character_recognition.h5") print("[INFO] Model loaded successfully…") labels = LabelEncoder() labels.classes_ = np.load(‘Caracter_Recognition_Train_Model/license_character_classes.npy’) print("[INFO] Labels loaded successfully…")* Error: Traceback (most recent call last): […]

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Mastering Development

Django migration error : return self.cursor.execute(sql, params) django.db.utils.ProgrammingError:

I tried to delete the migrations folder and db.sqlite3 as suggestions but it didn’t work. I’ve also tried to downgrade version of django. Please look at the error below, I think it’s the problem with database : The above exception was the direct cause of the following exception: Traceback (most recent call last): File "manage.py", […]

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QGIS Advanced Python Field Calculator Syntax

I am attempting to calculate the difference between two azimuths using the following code in the QGIS Advanced Python Field Calculator : def azimuthDifference(): Model_Azimuth = <Model_Azimuth> RMSTraffic_Azimuth = <RMSTraffic_Azimuth> diff = RMSTraffic_Azimuth – Model_Azimuth absDiff = abs(diff) if absDiff == 180: return absDiff elif absDiff < 180: return diff elif RMSTraffic_Azimuth > Model_Azimuth: return […]

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Mastering Development

Flask and MySQL – I cant figure out how to properly write line 17 of my “newsql.py” file

I have been trying to fix my line 17 of the newsql.py file but can’t seem to figure out what I’m doing wrong. I’m trying to connect to my MySQL database named "spotify" and I have a table named toptracks with an "id" column and a "tracks" column. My main.py uses Flask to show an […]