Recent questions tagged Python

0 votes

349 views

1 answer

python - TypeError: 'type' object is not subscriptable when indexing in to a dictionary

I have multiple files that I need to load so I'm using a dict to shorten things. When I run I get a ... ,130) window.blit(m1, (playerxy)) See Question&Answers more detail:os...

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

0 votes

403 views

1 answer

python - How do I convert a hex triplet to an RGB tuple and back?

I'd like to convert a hex triplet to an RGB tuple and then convert a tuple to a hex triplet. See Question&Answers more detail:os...

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

0 votes

405 views

1 answer

python - How to divide two columns element-wise in a pandas dataframe

I have two columns in my Pandas dataframe. I'd like to divide column a by column b, value by value, and show it as ... 2 2 4 How do I do this? See Question&Answers more detail:os...

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

0 votes

159 views

1 answer

python - ImportError: No module named PytQt5

following are my python, qt and sip versions root@thura:~# python -V Python 2.7.3 root@thura:~# ... QtCore-install_subtargets-ordered] Error 2 See Question&Answers more detail:os...

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

0 votes

120 views

1 answer

python - Arrow on a line plot with matplotlib

I'd like to add an arrow to a line plot with matplotlib like in the plot below (drawn with pgfplots). How can I ... .sin(t)) plt.show() Thanks. See Question&Answers more detail:os...

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

0 votes

341 views

1 answer

python - Pandas Groupby: Count and mean combined

Working with pandas to try and summarise a data frame as a count of certain categories, as well as the means ... mean, with no column headers. See Question&Answers more detail:os...

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

0 votes

311 views

1 answer

python - suds install error: no module named client

Trying to install suds with pip-3.2 and it fails with the error sudo pip-3.2 install suds Downloading/unpacking ... I install it if need be? See Question&Answers more detail:os...

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

0 votes

296 views

1 answer

python - Relative importing modules from parent folder subfolder

Given a directory structure like this /main/ /main/common/foo.py /main/A/ /main/A/src/ /main/A ... : Importing modules from parent folder See Question&Answers more detail:os...

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

0 votes

161 views

1 answer

python - Changing the directory where .pyc files are created

Is there a way to change the directory where .pyc file are created by the Python interpreter? I saw two PEPs about ... ). Did I miss something ? See Question&Answers more detail:os...

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

0 votes

134 views

1 answer

python - How to select a range of values in a pandas dataframe column?

import pandas as pd import numpy as np data = 'filename.csv' df = pd.DataFrame(data) df one two three four five a 0. ... =< df['two'] < 0.5 ? See Question&Answers more detail:os...

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

0 votes

682 views

1 answer

python - Django Models (1054, "Unknown column in 'field list'")

No idea why this error is popping up. Here are the models I created - from django.db import models from django. ... my models? Why this error? See Question&Answers more detail:os...

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

0 votes

403 views

1 answer

python - crop center portion of a numpy image

Let's say I have a numpy image of some width x and height y. I have to crop the center portion of ... apply the slicing for the output image? See Question&Answers more detail:os...

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

0 votes

197 views

1 answer

python - Checking call order across multiple mocks

I have three functions that I'm trying to test the call order of. Let's say that in module module.py I have ... can do this that I'm missing. See Question&Answers more detail:os...

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

0 votes

134 views

1 answer

python - Is it possible to store an array in Django model?

I was wondering if it's possible to store an array in a Django model? I'm asking this because I need to ... how to achieve this will be good. See Question&Answers more detail:os...

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

0 votes

663 views

1 answer

python - list exported functions from dll with ctypes

Is there any way to know which functions are exported from the dll through python foreign function library ctypes? ... a snippet of code? See Question&Answers more detail:os...

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

0 votes

179 views

1 answer

python - Is .data still useful in pytorch?

I'm new to pytorch. I read much pytorch code which heavily uses tensor's .data member. But I search .data in ... when we need it and when not? See Question&Answers more detail:os...

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

0 votes

540 views

1 answer

python - How to shade region under the curve in matplotlib

I want to use matplotlib to illustrate the definite integral between two regions: x_0, and x_1. How can I shade a region ... ) plt.plot(t,f(t)) See Question&Answers more detail:os...

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

0 votes

485 views

1 answer

python - How can I repeat each test multiple times in a py.test run?

I want to run each selected py.test item an arbitrary number of times, sequentially. I don't see any ... executing a test multiple times? See Question&Answers more detail:os...

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

0 votes

239 views

1 answer

python - Persist variable changes between tests in unittest?

How do I persist changes made within the same object inheriting from TestCase in unitttest? from unittest import ... two tests above to pass See Question&Answers more detail:os...

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

0 votes

362 views

1 answer

python - What is inf and nan?

Just a question that I'm kind of confused about So I was messing around with float('inf') and kind of wondering ... didn't know what they do. See Question&Answers more detail:os...

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

0 votes

552 views

1 answer

python - RuntimeError: tf.placeholder() is not compatible with eager execution

I have upgraded with tf_upgrade_v2 TF1 code to TF2. I'm a noob with both. I got the next error: RuntimeError: ... or should I to recode this? See Question&Answers more detail:os...

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

0 votes

122 views

1 answer

python - How do I see stdout when running Django tests?

When I run tests with ./manage.py test, whatever I send to the standard output through print doesn't show. When ... t show it when tests pass). See Question&Answers more detail:os...

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

0 votes

122 views

1 answer

python - Initialize list with same bool value

Is it possible without loops initialize all list values to some bool? For example I want to have a list of N elements all False. See Question&Answers more detail:os...

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

0 votes

171 views

1 answer

python - Python3 and hmac . How to handle string not being binary

I had a script in Python2 that was working great. def _generate_signature(data): return hmac.new('key', data, ... the encodings in Python 3. See Question&Answers more detail:os...

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

0 votes

664 views

1 answer

python - How to encode bytes in JSON? json.dumps() throwing a TypeError

I am trying to encode a dictionary containing a string of bytes with json, and getting a is not JSON ... dictionary containing bytes with JSON? See Question&Answers more detail:os...

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

0 votes

123 views

1 answer

python - Writing numerical values on the plot with Matplotlib

Is it possible, with Matplotlib, to print the values of each point on the graph? For example, if I have: x = numpy. ... the (1,3) point, etc.)? See Question&Answers more detail:os...

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

0 votes

381 views

1 answer

python - Jupyter notebook: No connection to server because websocket connection fails

I have just installed Jupyter over pip (Python version is 3.7.2) in Windows 10, started the jupyter server by ... What could be the reason here? See Question&Answers more detail:os...

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

0 votes

601 views

1 answer

python - startswith TypeError in function

Here is the code: def readFasta(filename): """ Reads a sequence in Fasta format """ fp = open(filename ... using the latest version of LiClipse. See Question&Answers more detail:os...

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

Categories

Just Browsing Browsing

Most popular tags