Recent questions tagged Python

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python - What might be the cause of 'invalid value encountered in less_equal' in numpy

I experienced a RuntimeWarning RuntimeWarning: invalid value encountered in less_equal Generated by this line of code of ... of this warning ? 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 - Saving response from Requests to file

I'm using Requests to upload a PDF to an API. It is stored as "response" below. I'm trying to ... TypeError: expected a character buffer object 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 - Error handling when importing modules

This probably has an obvious answer, but I'm a beginner. I've got a "module" (really just a file with a ... 't want to change their names... 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 - Creating a nested dictionary from a flattened dictionary

I have a flattened dictionary which I want to make into a nested one, of the form flat = {'X_a_one': ... previously stored in the NetCDF file.) 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 I plot Shapely polygons and objects using Matplotlib?

I want to use Shapely for my computational geometry project. I need to be able to visualize and display polygons, lines ... my code to do this? See Question&Answers more detail:os...

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

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398 views

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python - Could not assemble any primary key columns for mapped table

When I'm trying to create a database schema migration, I'm getting this weird error. Can you please help me ... (db.String, default="pending") 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 - Unable to install boto3

I have trouble installing boto3 inside a virtual environment. I have done what the document says. First I ... restart the Ubuntu machine? 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 - OrderedDict comprehensions

Can I extend syntax in python for dict comprehensions for other dicts, like the OrderedDict in collections module or ... terms of the grammar. 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 get number of groups in a groupby object in pandas?

This would be useful so I know how many unique groups I have to perform calculations on. Thank you. Suppose groupby object is called dfgroup. 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 - create destination path for shutil.copy files

If a path such as b/c/ does not exist in ./a/b/c , shutil.copy("./blah.txt", "./a/b/c/blah. ... destination path and copy the file to this path? See Question&Answers more detail:os...

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

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300 views

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python - No module named setuptools

I want to install setup file of twilio. When I install it through given command it is given me an ... ImportError: No module named setuptools 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 - Creating a class with all the elements specified in a file using ConfigParser

I have created a .ini-like file with all the values which I need later in my program, see below: [ ... to the configuration file is needed! 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 use TensorFlow tf.train.string_input_producer to produce several epochs data?

When I want to use tf.train.string_input_producer to load data for 2 epochs, I used filename_queue = tf.train. ... G 37,38-39,40-H 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 - Multiple Windows in PyQt4

I have a PyQt program used to visualize some python objects. I would like to do display multiple objects, each in ... elegant way to do this? See Question&Answers more detail:os...

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

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191 views

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python - How can I ensure that the application windows is always on top?

I have a simple Python script that runs in a console windows. How can I ensure that the console window is ... top and if possible resize 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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223 views

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python - Pandas rename index

I have the following dataframe, where I want to rename the index fromsummary to id: summary student count 0 error 6 1 yes ... 1 2 no 1 3 other 9 See Question&Answers more detail:os...

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

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328 views

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python - Charting Candlestick_OHLC one minute bars with Pandas and Matplotlib

Given the following example of Pandas dataframe date open high low close volume 0 2015-03-13 08:00:00 71.602 71 ... Hours:Minutes') plt.show() 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 - Plot linear model in 3d with Matplotlib

I'm trying to create a 3d plot of a linear model fit for a data set. I was able to do this relatively ... what should I do instead? 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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309 views

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python - What does 'sys.argv' mean?

I am learning from code, and I am get confused by one of its lines which is: things = [float(arg) for arg in ... into cmd in order to 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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433 views

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python - Realtime progress tracking of celery tasks

I have a main celery task that starts multiple sub-tasks (thousands) doing multiple actions (same actions ... appreciated. Thanks in advance. See Question&Answers more detail:os...

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

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516 views

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python - Find a 3x3 sliding window over an image

I have an image. I want to obtain a 3x3 window (neighbouring pixels) for every pixel in the image. I have this ... two nested loops I've used? See Question&Answers more detail:os...

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

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355 views

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python - How to change languages(translations) dynamically on PyQt5?

I wonder if it is possible to change the languages(translations) dynamically without using qt designer to make ... help would be appreciated. See Question&Answers more detail:os...

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

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124 views

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python - download images with google custom search api

I have used google image api in python to download 20 first image result with the following code: import os import ... pprint(data['items'][0]) See Question&Answers more detail:os...

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

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429 views

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python - Running pyinstaller another pc with Chromedriver

I am trying to add Chromedriver inside an executable in pyinstaller. While this is possible it seems that I get ... does not work as desired. 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 - is twisted incompatible with multiprocessing events and queues?

I am trying to simulate a network of applications that run using twisted. As part of my simulation I ... (reactor_running) reactor.run() See Question&Answers more detail:os...

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

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417 views

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python - usb device identification

i am using python on ubuntu 9.04 say i have two usb devices connected to a single PC. how can i identify the ... data to device 2 any ideas.... See Question&Answers more detail:os...

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

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149 views

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python - Upweight a Category

I have built a TensorFlow model that uses a DNNClassifier to classify input into two categories. My problem is ... do this using an estimator. See Question&Answers more detail:os...

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

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478 views

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python - How to plot a linear regression with datetimes on the x-axis

My DataFrame object looks like amount date 2014-01-06 1 2014-01-07 1 2014-01-08 4 2014-01-09 1 2014 ... like something like the examples here. See Question&Answers more detail:os...

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

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