Recent questions tagged Python

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I want to write to an open excel sheet. I did this: import win32com.client app = win32com.client.GetActiveObject ... ' Can someone please help? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Pygame - blitting from x and y cordinates of image

I'm trying to lessen the number of files I need for my pygame project by instead of having a folder with for ... 100 wide image from any point. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python ternary operator behaviour

when I evaluate the following operation 0 if True else 1 + 1 if False else 1 it evaluates to 0 however when ... is happening in the first case. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Why Sklearn TruncatedSVD's explained variance ratios are not in descending order?

Why Sklearn.decomposition.TruncatedSVD's explained variance ratios are not ordered by singular values? My code is below: ... why does it happen? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Confusion Matrix giving Bad Results but Validation Accuracy ~95%

This is my Code, I have around 5000 images in Training and roughly 532 in test data. My Val_accuracy shows 95% but when ... 0.65 0.64 0.65 532 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Extract sub-string between 2 special characters from one column of Pandas DataFrame

I have a Python Pandas DataFrame like this: Name Jim, Mr. Jones Sara, Miss. Baker Leila, Mrs. Jacob Ramu, ... failed to find a proper result. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - pyQT Combobox print output upon changed

I want to create an event (print in this case) based on which combox and which row in the combox. I had a look ... .show() sys.exit(app.exec_()) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Communicating between google app engine services

My project structure looks like below, . ├── app │?? ├── api │?? ├── models │?? ├── services │?? │?? ... both app.yaml and worker.yaml files. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Resolve Discovery path on App Engine Module

I want to build a client for my cloud endpoints in python like described in the Documentation. I want to ... to something like localhost:1234. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Search for strings listed in one file from another text file?

I want to find strings listed in list.txt (one string per line) in another text file in case I found it ... else: print(x,',another_sentence') See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - How do you optimize this code for nn prediction?

How do you optimize this code? At the moment it is running to slow for the amount of data that ... argmin(temp) return p_label_set[minIndex] See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Programming Error: Incorrect number of bindings supplied

Can anyone tell me where I have done wrong? my code: import csv import sqlite3 import os import subprocess import ... and there are 16 supplied. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - How to correctly calibrate my camera with a wide angle lens using openCV?

I am trying to calibrate a camera with a fisheye lens. I therefor used the fisheye lens module, but keep ... output image I posted. Thanks See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - how to remove whitespace inside bracket?

I have the following string: res = '(321, 3)-(m-5, 5) -(31,1)' I wanna remove the whitespace withing the bracket but ... sub(r'(.*s+)', '', res) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Preparing an aggregate dataframe for publication

I have a Pandas aggregate dataframe like this: import pandas as pd agg_df = pd.DataFrame({'v1':['item', ' ... can I create such a dataframe? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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240 views

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python - Is it possible to run caffe models on the data-set which is not stored in data-source like LMDB?

I have 2 sets of image patches data i.e. training and testing sets. Both of these have been written to ... images for the training data set. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Flatten numpy array without double for loop

I have a 2-d matrix. For the purposes of this example, let's say it is a random matrix >>> a = np. ... of doing it in numpy without for loops? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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299 views

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python - Repeat different elements of an array different amounts of times

Say I have an array with longitudes, lonPorts lonPort =np.loadtxt('LongPorts.txt',delimiter=',') for example: ... make my array? Thank you! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python 3.x - How to add xmi:version="2.0" attribute to an element

I am creating a xml file. i am done with the root element creation and i am able to define xml declaration. But i ... ['xmlns:' + prefix] = uri See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - FileNotFoundError: No such file: -> Error occuring due to TimeOut of Google Drive?

I created a DataGenerator with Sequence class. import tensorflow.keras as keras from skimage.io import imread from ... change in the program? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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190 views

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python - Why does this script print an extraneous 'none' in the output

I've written a simple script to help me better understand using classes. It generates a random character for ... here at Pastebin if necessary. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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242 views

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python - Interchanging the zorders on individual artists from two axes

I have a figure on which I plot two axes-objects, ax1 and ax2, where ax2 = ax1.twinx(). How can I ... the axes, but not on individual items. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Accessing values in nested dictionary

Nested dictionary has a length of 12, this is one of the records: {('ALEXANDER', 'MALE'): {'2010': ( ... it possible to do this using variables? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Parsing nested JSON and writing it to CSV

I'm struggling with this problem. I have a JSON file and needs ti put it out to CSV, its fine if the ... one for you skilled forloopers. ;-) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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278 views

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python - Highlight cell on condition

I'm trying to highlight all cells that are before the current date. However I am highlighting all cells ... df.style.applymap(expired) new See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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274 views

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python - Number of occurrences of a substring in a string

I need to count the nunber of times the substring 'bob' occurs in a string. Example problem: Find the number of ... infinite loop when I run it. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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332 views

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python - can't print readAllStandardOutput correctly decoded

I have this code to print into a text field all the output from a process: data = self.m_process ... from readAllStandardOutput is a QByteArray See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Pandas says 7 in df["C"] but actually asking for the indices of 7 returns empy list - why?

I have a dataframe with a couple of thousand lines. One column is called C and it is of interest to know whether ... aspect of in am I missing? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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