Recent questions tagged Python

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python - How to ensure that Spyder runs within a conda environment?

I created a conda environment called testenv in Windows 10 that contains Python 3.6 and Spyder. I also installed ... to have solved the problem. 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 - For Pylint, is it possible to have a different pylintrc file for each Eclipse project?

I saw I can change it per Eclipse instance using this solution. I would like to set it per project. Is it possible? 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 - Airflow: How to push xcom value from PostgreOperator?

I'm using Airflow 1.8.1 and I want to push the result of a sql request from PostgreOperator. Here's ... from check_task it retrieves none value. 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 - httplib.BadStatusLine: ''

As always, I frequently have issues, and I have thoroughly searched for an answer to the current one but find ... DO STUFF self.driver.close() 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 - Plotting two columns of dataFrame in seaborn

I'm trying to create a bar chart in seaborn that displays values for two variables(Weight, Variance) for ... or potential workarounds? 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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python - numpy array creating with a sequence

I am on my transitional trip from MATLAB to scipy(+numpy)+matplotlib. I keep having issues when implementing ... will be appreciated, 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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python requests on Google App Engine not working for HTTPS

I'm using python-request on Google App Engine and it's not working as expected for HTTPS. Let's see an ... what's happening? 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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python - Introspect calling object

How do I introspect A's instance from within b.func() (i.e. A's instance's self): class A(): ... Introspect to find the calling A instance 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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python - Why does S3 (using with boto and django-storages) give signed url even for public files?

This is strange. I have mix of public as well as private files. I want normal urls in public files, and ... can be solution? 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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python - pylab matplotlib "show" waits until window closes

I'd like to have the matplotlib "show" command return to the command line while displaying the plot. Most ... contains backend : GTKAgg 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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python - How to force virtualenv to install latest setuptools and pip from pypi?

Is it possible to force virtualenv to use the latest setuptools and pip available from pypi? Essentially, I'm looking for the ... : 0.7.2 [...] 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 3.x - python3 Type str doesn't support the buffer API

I'm trying to convert python2 to python3，i have an error : use this command "telnet localhost 5005 "to ... /asynchat.py|handle_read|154]) 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 - Adding css class to field on validation error in django

I am using Django's modelform and its really good. How can I highlight the actual text box (e.g. border:red ... a validation error to a field. 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 debug urllib2 request that uses a basic authentication handler

I'm making a request using urllib2 and the HTTPBasicAuthHandler like so: import urllib2 theurl = 'http:// ... unrecognized HTTP status code? 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 - Concatenating dict values, which are lists

Suppose I have the following dict object: test = {} test['tree'] = ['maple', 'evergreen'] test['flower'] ... can run to achieve the same result? 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 - Pandas Boolean .any() .all()

I kept getting ValueError: The truth value of a Series is ambiguous. Use a.empty, a.bool(), a.item(), a.any( ... any() and all() actually 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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python - NameError: name '_mysql' is not defined after setting change to mysql

I have a running Django blog with sqlite3 db at my local machine. What I want is to convert sqlite3 db ... See python manage.py migrate works. See Question&Answers more detail:os...

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

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375 views

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python - Get only the first and last rows of each group with pandas

Iam newbie in python. I have huge a dataframe with millions of rows and id. my data looks like this: Time ... pandas? thank you for your advice 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 - Django: How to limit number of objects returned from a model

I have a list of "news" headlines in a database with the following fields: ID, Title, Date. I want to get ... objects.order_by("date").first(10) 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 plot and imshow

The behavior of matplotlib's plot and imshow is confusing to me. import matplotlib as mpl import matplotlib. ... Can someone explain 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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python - Why isn't `curve_fit` able to estimate the covariance of the parameter if the parameter fits exactly?

I don't understand curve_fit isn't able to estimate the covariance of the parameter, thus raising the OptimizeWarning ... have a full rank? See Question&Answers more detail:os...

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

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334 views

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python - Custom columns using Django admin

I have a model Data, associated to a table like this (The model Data is made up of only IntegerField): subject | ... -admin? What's the way out? See Question&Answers more detail:os...

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

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402 views

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python - importing functions from another jupyter notebook

I am trying to import a function from another jupyter notebook In n1.ipynb: def test_func(x): return x + 1 -> ... easy ways to do this please? 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 list concatenation efficiency

What is the most efficient way to concatenate two lists list_a and list_b when: list_b items have to be placed before ... 0:0] = list_b 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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python - Difference Between numpy.genfromtxt and numpy.loadtxt, and Unpack

I am curious to know the difference between the two functions alluded to in the title of this thread. From ... appreciate your help, 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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368 views

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python - repeat an iteration of for loop

if for some reason i want to repeat the same iteration how i can do it in python? for eachId in ... any help is highly appreciated 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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305 views

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python - How to make db dumpfile in django

I want to make a dump in django irrespective of database I am using and can be loaded later. The command ' ... any other command or api. 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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445 views

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python - In matplotlib, how do you display an axis on both sides of the figure?

I want to draw a plot with matplotlib with axis on both sides of the plot, similar to this plot (the color ... to make reading the graph easier. See Question&Answers more detail:os...

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

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