Recent questions tagged Python

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python - Given a date range how can we break it up into N contiguous sub-intervals?

I am accessing some data through an API where I need to provide the date range for my request, ex. start ... 't mind installing another library. See Question&Answers more detail:os...

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

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895 views

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python - How can I replace or remove HTML entities like " " using BeautifulSoup 4

I am processing HTML using Python and the BeautifulSoup 4 library and I can't find an obvious way to replace &nbsp ... Soup 3 isn't available. See Question&Answers more detail:os...

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

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710 views

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python - Django: How to set DateField to only accept Today & Future dates

I have been looking for ways to set my Django form to only accept dates that are today or days in the ... =forms.TextInput(), required=True) 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 - Matplotlib 3D scatter plot with color gradient

How can I create a 3D plot with a color gradient for the points? See the example below, which works for a 2D ... , marker='o') 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 - Conditional output in Sphinx Documentation

I'm writing some documentation with Sphinx and I'd like to print out a certain block of text only for HTML ... anyone know how 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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597 views

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python - How to custom-sort a list of dict to use in json.dumps

I have a list similar to allsites = [ { 'A5': 'G', 'A10': 'G', 'site': 'example1.com', 'A1': 'G' ... insert this into my code. How to 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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196 views

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python - How print statement create a local variables

Question are at the end of this post. First snippet: empty local variable dictionary. def outer(): x = 1 ... please help me understanding 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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593 views

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python - module 'pandas' has no attribute 'read_csv

import pandas as pd df = pd.read_csv('FBI-CRIME11.csv') print(df.head()) Running this simple code gives ... pandas' has no attribute 'read_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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538 views

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python - Changing visibility of a Dash Component by updating other Component

I need to hide some Components, for example by clicking on a checkbox (for example, a graph or a table). ... this purpose. 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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292 views

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python - Fastest (most Pythonic) way to consume an iterator

I am curious what the fastest way to consume an iterator would be, and the most Pythonic way. For example, ... a suggestion in the comments. See Question&Answers more detail:os...

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

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451 views

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python - How to install python27-devel on Centos 6.5

I have installed python 2.7.6 from source, but can't find how to install python-devel for python 2.7 yum install ... 't work. How to install 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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232 views

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python - Generator functions in R

Is there a package or language construct in R that facilitates or provides the implementation of "Python-like ... return for that call. See Question&Answers more detail:os...

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

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184 views

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python - Installing numpy as a dependency with setuptools

This might be a follow up question of this one. I am using setuptools to install a package of mine. As a ... .h: No such file or directory See Question&Answers more detail:os...

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

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1.1k views

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python 3.x - execute a Jupyter Notebook cell programmatically

Is it possible for a Jupyter Notebook cell to execute another cell programmatically? (i.e. using Python) And if ... the cell number to execute? See Question&Answers more detail:os...

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

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244 views

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python - How can l uninstall PyTorch?

I can't find any command to uninstall and remove all PyTorch dependencies. Even on the pytorch.org website. ... torchvision cuda80 -c soumith See Question&Answers more detail:os...

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

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692 views

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python - PyCharm resolving - flask.ext.sqlalchemy vs flask_sqlalchemy

If I use the following format in my application, everything works, except PyCharms resolving / autocomplete feature ... first syntax correctly? See Question&Answers more detail:os...

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

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1.2k views

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python - How to insert datetime string into Mongodb as ISODate using pymongo

How to insert datetime string like this "2017-10-13T10:53:53.000Z" into mongo db as ISODate? I get a string in ... "%Y-%m-%dT%H:%M:%S.000Z") See Question&Answers more detail:os...

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

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369 views

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python - Confirming equality of two pandas dataframes?

How to assert that the following two dataframes df1 and df2 are equal? import pandas as pd df1 = pd.DataFrame( ... way to do this comparison? See Question&Answers more detail:os...

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

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226 views

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python - matplotlib won't draw python3

I installed matplotlib successfully inside a virtualenv. Now I'm trying to get it to draw. I know how to ... //pyemf.sourceforge.net/README.html See Question&Answers more detail:os...

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

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201 views

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python - Passing a JSON object from Flask to JavaScript

I'm having troubles getting a Flask/Python variable passed to Javascript. Basically, I'm importing from MySQL ... Does anyone have suggestions? See Question&Answers more detail:os...

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

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1.3k views

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python - Tensorflow estimator ValueError: logits and labels must have the same shape ((?, 1) vs (?,))

I'm relatively new to ML, thought I'll start with keras. Here I'm classifying movie reviews as positive or ... , labels=y_val)) print(score) See Question&Answers more detail:os...

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

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293 views

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python - Should django model object instances be passed to celery?

# models.py from django.db import models class Person(models.Model): first_name = models.CharField(max_length=30) ... ()]) g.apply_async() See Question&Answers more detail:os...

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

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438 views

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python - Find unique elements of floating point array in numpy (with comparison using a delta value)

I've got a ndarray of floating point values in numpy and I want to find the unique values of this ... ) are obviously slightly different. See Question&Answers more detail:os...

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

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372 views

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python - Finding highest product of three numbers

Given an array of ints, arrayofints, find the highest product, Highestproduct, you can get from three of the integers. ... my solution be O(n)? See Question&Answers more detail:os...

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

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571 views

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python - request.data in DRF vs request.body in Django

Django REST framework introduces a Request object that extends the regular HttpRequest, this new object type has request. ... pros/cons of each? See Question&Answers more detail:os...

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

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322 views

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python - Heroku Flask Tutorial Procfile Meaning

In the heroku tutorial, there is a piece of code hello.py import os from flask import Flask app = Flask( ... the whole Procfile statement mean? 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 access url hash/fragment from a Django Request object

As in the title: How can I access the URL hash/fragment (the part following the hash #, or 'pound symbol' ... 'm not actually using a browser.) See Question&Answers more detail:os...

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

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741 views

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python - SSL error : routines:SSL3_GET_SERVER_CERTIFICATE:certificate verify failed

I have a large number of file download links in a txt file. I am trying to write a python script to download all ... t find a way to solve 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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