Recent questions tagged Python

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python - Running a Flask server parallel to main app

I have a simple game about hanoi towers that currently works in terminal. It allows the player to input his ... game object from another thread? 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 - Can't find the modules that have been installed by pip

I use PyCharm, normally I install 3rd party libraries with the Project Interpreter in PyCharm. Today I installed ... No module named 'plotly' See Question&Answers more detail:os...

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

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459 views

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python - Pygame: colliding rectangles with other rectangles in the same list

I have a list of 10 drawn rectangles (referenced as cubes in my script) that are affected by gravity. I made a ... main() pygame.quit() quit() 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 - GStreamer error "assertion 'GST_IS_ELEMENT (src)' failed" when linking elements

I'm working on a GStreamer-based program using Python and the GObject introspection bindings. I'm trying to build this ... = Main() main.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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python - Logging Facebook using selenium

I know this is a not a proper technical question, but i am facing problem while using selenium to make a ... nice.It is coded in python. See Question&Answers more detail:os...

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

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569 views

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python - Export huge seaborn chart into pdf with multiple pages

I created a program which generates a large number of chart using seaborn catplot. This is the example of my ... which part I did it wrongly See Question&Answers more detail:os...

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

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435 views

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python 2.7 - Bash: pass variable as a single parameter / shell quote parameter

I'm writing a bash script which has to pass a variable to another program: ./program $variable The problem is, ... not any other way, though. 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 save nltk Text.similar() with variable

I'm a noob in nltk and python.Recently I got a problem,I want to save what text.similar() show in terminal in ... What should I do to save 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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python - numpy - matrix multiple 3x3 and 100x100x3 arrays?

I have the following: import numpy as np XYZ_to_sRGB_mat_D50 = np.asarray([ [3.1338561, -1.6168667, -0. ... somehow reshape the array first? See Question&Answers more detail:os...

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

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889 views

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python - OpenCV VideoCapture device index / device number

I have a python environment (on Windows 10) that uses OpenCV VideoCapture class to connect to multiple usb cameras. As ... C++ will also do. See Question&Answers more detail:os...

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

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563 views

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python - Assign values based on multiple conditions

My dataframe looks like this: timestamp price amount amount_f status eth_amount 0 2018-11-30 13:48:00 0.00348016 10 ... could I go about 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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835 views

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python - pyodbc - read primary keys from MS Access (MDB) database

When I try to use cursor.primaryKeys("tablename") then exception occurs: Error: ('IM001', '[IM001] [ ... not reveal primary keys either. 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 - Dictionary class attribute that refers to other class attributes in the definition

While there are numerous ways around this, because of a personality fault I can't let it go until I ... 's in a dictionary comprehension? See Question&Answers more detail:os...

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

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497 views

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python - How to reshape a multi-column dataframe by index?

Following from here . The solution works for only one column. How to improve the solution for multiple columns. i.e If I ... NaN NaN 1 c z d b See Question&Answers more detail:os...

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

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667 views

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python - Gtk+3 Gdk Pixbuf.new_from_data gives "Segmentation fault (core dumped)" error 139

In my application I have a GtkImage that must show the processed image from a choosed file. So, in the handlers ... dumped)" What 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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472 views

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python - count rows by certain combination of row values pandas

I have a dataframe (df) like this: v1 v2 v3 0 -30 -15 0 -30 -7.5 0 -30 -11.25 0 -30 -13.125 0 -30 - ... 625 0 -10 -5.9375 0 -10 -6.09375 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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583 views

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python - Troubleshooting "ssl certificate verify failed" error

On Windows Vista SP2 + Python 2.7.10 I can connect to https://www.python.org, but not to https:// ... with https://codereview.appspot.com/ ? See Question&Answers more detail:os...

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

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672 views

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python - Construct a symbolic interpolating spline through given points using SymPy

Pretend I start with some simple dataset which is defined on R2 follows: DataPointsDomain = [0,1,2,3,4,5] ... ... on the sympy 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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486 views

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python 3.x - What does the colon (:) do in this code do?

I accidentally used : instead of = when assigning a variable, and I was surprised that it didn't generate an error. ... ) could it be used for? See Question&Answers more detail:os...

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

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491 views

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python - Cannot see event title in the email invitation on Microsoft Outlook

The event invitation sent by my python code to Microsoft Outlook does not show the event heading and description ... ;LANGUAGE=en-US:impevent See Question&Answers more detail:os...

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

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618 views

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python - Dataframe list comprehension "zip(...)": loop through chosen df columns efficiently with just a list of column name strings

This is just a nitpicking syntactic question... I have a dataframe, and I want to use list comprehension to ... me figure out the syntax. See Question&Answers more detail:os...

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

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990 views

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python - Tasklist output

I am pretty new to python, but I am unable to find an answer to what I am thinking should be a ... process, and grab the corresponding data. See Question&Answers more detail:os...

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

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682 views

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python - Send keyboard event using subprocess

I have two python scripts. First one is just a script waiting for user keyboard input. When user presses a key ... and how to read it properly. See Question&Answers more detail:os...

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

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751 views

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python - Discord.py silence command

I have been asking lots of questions lately about discord.py and this is one of them. Sometimes there are ... is happening are much 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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651 views

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python - ImportError: No module named PyQt5 - OSX Mavericks

I'm trying to get PyQt5 running on OSX. I downloaded and installed the Qt5 binaries. Then, I downloaded the ... so help is greatly 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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516 views

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python - Script fails with AttributeError when run in CMD, but executes fine in IDLE

I am quite new and confused. I tried a simple script with tkinter and it worked fine in IDLE but when ... differences between IDLE and CMD. See Question&Answers more detail:os...

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

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558 views

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python - print() is showing quotation marks in results

When the below portion of the script is activated, it shows all the commas and single quotes (and parentheses) in the ... 'Enter' to exit!: ") See Question&Answers more detail:os...

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

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482 views

1 answer

python - Django: How to restart webserver so that changes in sourcecode get applied

I using Eclipse with PyDev to develop Django Webapplication. I can start my webserver with python manage.py runserver ... any command to do so. See Question&Answers more detail:os...

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

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