Recent questions tagged Python

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python - Why is this division not performed correctly?

I've a strange issue in Python: the division is not performed correctly: print pointB[1] print pointA[1] print ... 100 50 100 40 0 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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256 views

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python - ModuleNotFoundError because PySpark serializer is not able to locate library folder

I have the following folder structure - libfolder - lib1.py - lib2.py - main.py main.py calls ... statement from libfolder import lib1 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 - Reindex a dataframe with duplicate index values

So I imported and merged 4 csv's into one dataframe called data. However, upon inspecting the dataframe's index ... of Lending Club loan stats. 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 - Detect and alter strings in PDFs

I want to be able to detect a pattern in a PDF and somehow flag it. For instance, in this PDF, there's the ... the match and re-save the PDF. 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 - matplotlibrc rcParams modified for Jupyter inline plots

I have seen this question come up a couple of times, but I think this information changes as jupyter/ipython get ... , how would I do that? 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 - Trouble installing pygame using pip install

I tried: c:/python34/scripts/pip install http://bitbucket.org/pygame/pygame and got this error: Cannot unpack file ... me an error as well. 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 - Having trouble implementing a readlink() function

I've been trying to figure out a way to get some sort of ability to be able to return the true abspath ... here would be very 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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python - How to directly use Axes3D from matplotlib in standard plot to avoid flake8 error

When using the typical 3D plot like so: from mpl_toolkits.mplot3d import Axes3D import matplotlib.pyplot as plt fig ... Axes3D object is 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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180 views

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python - Show Explorer's properties dialog for a file in Windows

Is there an easy way to show the properties dialog for a file in Windows using Python? I'm trying to ... in Explorer and choose Properties. 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 - Potential Django Bug In QuerySet.query?

Disclaimer: I'm still learning Django, so I might be missing something here, but I can't see what it would ... do you have? Any thoughts? See Question&Answers more detail:os...

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

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144 views

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python - How to count continuous numbers in numpy

I have a Numpy one-dimensional array of 1 and 0. for e.g a = np.array([0,1,1,1,0,0,0,0 ... . Is there more elegant "pythonic" solution? 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 - ValueError: Data cardinality is ambiguous

I'm trying to train LSTM network on data taken from a DataFrame. Here's the code: x_lstm=x.to_numpy().reshape(1,x. ... ), y has shape (99, 1) See Question&Answers more detail:os...

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

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409 views

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python - QtWidgets.QFileDialog.getOpenFileName returns a Tuple

I've recently updated to the new version of Qt5 for Python. In doing so, I've been having to alter my code in ... /format.csv', '(*.csv)') See Question&Answers more detail:os...

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

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374 views

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python - Resizing Tkinter Frames with fixed aspect-ratio

I'm looking for a way to make Tkinter Frames behave somewhat like this while resizing: from Tkinter import ... find something fitting. -Daniel See Question&Answers more detail:os...

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

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262 views

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python - Using sqlalchemy to query using multiple column where in clause

I'm looking to execute this query using sqlalchemy. SELECT name, age, favorite_color, favorite_food FROM ... : Sqlalchemy in clause See Question&Answers more detail:os...

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

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715 views

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python 2.7 - ValueError: cannot copy sequence with size 5 to array axis with dimension 2

using numpy 1.7.1 the below code works and produces the result as shown, import pandas as pd import numpy as ... 1, in both versions of numpy. 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 - Serving static files through apache

I am new to the whole mod_wsgi and serving files through apache. I am really comfortable with flask but ... working with flask+mod_wsgi+apache2 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 - Hadoop Streaming - Unable to find file error

I am trying to run a hadoop-streaming python job. bin/hadoop jar contrib/streaming/hadoop-0.20.1-streaming.jar -D ... on how to fix this bug?. See Question&Answers more detail:os...

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

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921 views

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python - Pip cannot find metadata file - EnvironmentError

Whenever I run pip to install the Flask packages like virtualenv in Ubuntu 16.04, I get this error: pip install ... this issue for days. 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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511 views

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python - ConnectionResetError: [Errno 104] Connection reset by peer and ERR_NAME_NOT_RESOLVED on heroku with mobile testing through Selenium

I'd like to test multiple mobile user agents with selenium and chrome. I'm using python 3.6 and deploying to heroku. ... 127.0.0.1:4444/wd/hub' See Question&Answers more detail:os...

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

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165 views

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python - requests: disable auto decoding

Can you disable the auto decoding feature in requests version 1.2.3? I've looked through the documentation ... data coming through the request. See Question&Answers more detail:os...

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

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182 views

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python - Numpy and static linking

I am running Spark programs on a large cluster (for which, I do not have administrative privileges). numpy is ... with static linking? 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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260 views

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python - Set background color for subplot

Say I have an image made of 4 sub plots like so: import matplotlib.pyplot as plt import numpy as np # ... matplotlib, am I missing something? See Question&Answers more detail:os...

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

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243 views

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python - simplejson.loads() get Invalid escape: 'x'

I am learning how to use simplejson to decode JSON file. But I suffered the "invalid escape" error. Here is the ... wrong, and what should I 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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144 views

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python - MapReduce results seem limited to 100?

I'm playing around with Map Reduce in MongoDB and python and I've run into a strange limitation. I'm just trying to ... count': 2.0}} 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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198 views

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python - Transpose dataframe based on column list

I have a dataframe in the following structure: cNames | cValues | number [a,b,c] | [1,2,3] | 10 [a,b,d] | ... [10,20]} df = pd.DataFrame(data=d) See Question&Answers more detail:os...

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

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661 views

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python - How to draw a filled arc in matplotlib

In matplotlib, I would like draw an filled arc which looks like this: The following code results in an unfilled line ... best way to draw one? See Question&Answers more detail:os...

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

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253 views

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python - real word count in NLTK

The NLTK book has a couple of examples of word counts, but in reality they are not word counts but token counts. ... a very common NLP task... See Question&Answers more detail:os...

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

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