Recent questions tagged Python

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python - Jupyter, Interactive Matplotlib: Hide the toolbar of the interactive view

I am starting using the interactive plotting from Matplotlib: %matplotlib notebook import matplotlib.pyplot as plt ... the interactive mode? 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 - Merge pandas DataFrame on column of float values

I have two data frames that I am trying to merge. Dataframe A: col1 col2 sub grade 0 1 34.32 x a 1 1 34.32 x b 2 1 ... b q z 5 3 33.01 z a q e 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 summing with weights

I have a two dimensional numpy array. Each row is three elements long and is an integer 0-3. This represents ... confident where to do the dot. 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 is __init__ not called after __new__ SOMETIMES

Let me start with this is not a repeat of Why does __init__ not get called if __new__ called with no args. I ... the rules a little better now. 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 - Predicting next word using the language model tensorflow example

The tensorflow tutorial on language model allows to compute the probability of sentences : probabilities = tf ... (probabilities, target_words) 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 do I debug a non-functioning PyInstaller build?

I have used PyInstaller only once before, and it worked pretty straight forward with wxPython. I'm ... building another project successfully. 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 - Splitting Numpy array based on value

Suppose I have this NumPy array: a = np.array([0, 3, 5, 5, 0, 10, 14, 15, 56, 0, 12, 23, 45, 23, ... 4] Is there a built-in function 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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python - iframe not rendering in ipython-notebook

The following iframe will not render in an ipython-notebook from IPython.display import HTML HTML('<iframe src=http:/ ... I submit a bug report? 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 - TypeError: unsupported operand type(s) for +=: 'int' and 'list'

I am trying to do a project in python. I'm getting an error in the line s+=line TypeError: unsupported operand ... in array] Where is the error? 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 AttributeError: module 'matplotlib.cbook' has no attribute '_define_aliases'

When trying to plot a graph on jupyter with pyplot I am running the following code: import matplotlib.pyplot ... someone had the same 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 - Why should json.loads be preferred to ast.literal_eval for parsing JSON?

I have a dictionary that is stored in a db field as a string. I am trying to ... csrfmiddlewaretoken': u'wTE9RZGvjCh9RCL00pLloxOYZItQ98JN'} 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 - Selenium Desired Capabilities - set handlesAlerts for PhantomJS driver

I'm trying out phantomJS with webdriver and I'm having trouble with handling javascript alerts. I notice ... -856d-5783db9f5342/alert_text"}' 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 - Fill up a dictionary in parallel with multiprocessing

Yesterday i asked a question: Reading data in parallel with multiprocess I got very good answers, and i implemented the ... on a 48 core HPC. See Question&Answers more detail:os...

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

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452 views

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python - Amazon AWS S3 browser-based upload using POST -

I am building a web application that includes a file upload feature. My goal is to initiate upload from users ... 2015-12-18T04:59:32Z'} 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 - Using Flask Routing in GCP Function?

I am looking to serve multiple routes from a single GCP cloud function using python. While GCP Functions ... return router.handle(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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python - Matplotlib text bounding box dimensions

What I want to do: I want to get the position and dimensions of a text instance in matplotlib world units (not ... passed to ax.text(...)? 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 compare two columns in pandas to make a third column ?

i have two columns age and sex in a pandas dataframe sex = ['m', 'f' , 'm', 'f', 'f', 'f', ... on it if i get anything i will immediately update 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 - What is `antialiased` in `matplotlib.collections` and how do you set the parameter for it?

What is antialiased in matplotlib.collections and how do you set the parameter for 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 - Does urllib2.urlopen() cache stuff?

They didn't mention this in python documentation. And recently I'm testing a website simply refreshing the ... cache stuff somewhere, right? See Question&Answers more detail:os...

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

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476 views

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python - Adding widgets to qtablewidget pyqt

Is there anyway to add like a button in qtablewidget? But the date within the cell would stil have ... .itemDoubleClicked.connect(self.editItem) See Question&Answers more detail:os...

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

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327 views

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python - Display and format Django DurationField in template

Im using Django 1.8, and i have one of my field defined as DurationField, but i dont find any way to ... something more like 2hours 30 min See Question&Answers more detail:os...

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

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492 views

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python - Error when checking target: expected dense_1 to have 3 dimensions, but got array with shape (118, 1)

I'm training a model to predict the stock price and input data is close price. I use 45 days data to predict ... I 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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python - a == b is false, but id(a) == id(b) is true?

Ran into the following: >>> class A: ... def __str__(self): ... return "some A()" ... >>> class B(A): ... ) True # what?! What's going on 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 - Missing bootstrap resources in Django-Rest-Framework

I'm using the new django-rest-framework 2.0 and have been following the tutorial for creating a rest based API. ... into a central repo.. 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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735 views

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python - Keras + Tensorflow: Prediction on multiple gpus

I'm using Keras with tensorflow as backend. I have one compiled/trained model. My prediction loop is slow ... be greatly 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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332 views

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python - zip() alternative for iterating through two iterables

I have two large (~100 GB) text files that must be iterated through simultaneously. Zip works well for smaller ... without using >200GB of ram? See Question&Answers more detail:os...

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

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512 views

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python - how to build uWSGI with SSL support to use the websocket handshake API function?

What I have: ubuntu 14.4 uwsgi running with flask (python) with nginx as reverse proxy. What I want ... : unable to complete websocket handshake See Question&Answers more detail:os...

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

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525 views

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python - How to make a generator callable?

I'm trying to create a dataset from a CSV file with 784-bit long rows. Here's my code: import tensorflow as ... this the reason for the error? See Question&Answers more detail:os...

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

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