Recent questions tagged Python

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python - Differance between two days excluding weekends in hours

I have a code that calculates the date differance excluding the weekends using np.busdaycount, but i need it in the ... (0+0+6) Please suggest. 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 - Reshape numpy array having only one dimension

In order to get a numpy array from a list I make the following: np.array([i for i in range(0, 12 ... object cannot be interpreted as an integer 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 - Pycharm cann't find the packages or modules installed with pip on windows

Pycharm doesn't sync with the pip packages though i have added the path in environment variable. The ... that package: environment variable: 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 fix error in my pyqt programm (first argument of unbound method must have type 'QDialog') ?

After typing 1, both as login and password, a new window should appear, but it gives an error. It used to work ... show() sys.exit(app.exec_()) 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 create a range of numbers with a given increment

I want to know whether there is an equivalent statement in lists to do the following. In MATLAB I would do the ... python) and print to a file. 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 - Pyparsing: extract variable length, variable content, variable whitespace substring

I need to extract Gleason scores from a flat file of prostatectomy final diagnostic write-ups. These scores always ... be a real project. 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 - Finding the square root using Newton's method (errors!)

I'm working to finish a math problem that approximates the square root of a number using Newton's guess ... or blind obvious errors. 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 give multiple values to a single key using a dictionary?

I have a html form which has Firstname, LastName, Age and Gender and a ADD button. I enter the data into the ... 'Gender'] db.close() print db 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 - Get N maximum values and indices along an axis in a NumPy array

I think this is an easy question for experienced numpy users. I have a score matrix. The raw index corresponds to ... to do this using 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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python - How to iterate over every n-th line from a file?

First, I am new to Python and did search for answers, but no luck. So far what I found only returns a one line like my ... 4, 7, 10, 13, ...? See Question&Answers more detail:os...

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

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159 views

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python - Google appengine: Task queue performance

I currently have an application running on appengine and I am executing a few jobs using the deferred library, ... problem? 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 - Classification results depend on random_state?

I want to implement a AdaBoost model using scikit-learn (sklearn). My question is similar to another question ... on the random_state variable? See Question&Answers more detail:os...

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

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129 views

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python - binding to cursor movement doesnt change INSERT mark

I need to perform a quick check everytime the user changes the insertion point, by arrows, mouseclick, etc... so I ... , pgdown,...) 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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158 views

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python - Tensorflow creating new variables despite reuse set to true

I am trying to build a basic RNN, but I get errors trying to use the network after training. I hold ... by RNN_1 increasing with each 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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409 views

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python - Bug when drawing a QImage on a widget with PIL and PyQt

I'm trying to write a small graphic application, and I need to construct some image using PIL that I show in ... a PNG it is completely white See Question&Answers more detail:os...

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

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811 views

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python - Scikit-learn TypeError: If no scoring is specified, the estimator passed should have a 'score' method

I have created a custom model in python using scikit-learn, and I want to use cross validation. The class for ... do I create a score method? 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 - Conv2D transpose output shape using formula

I get [-1,256,256,3] as the output shape using the transpose layers shown below. I print the output shape. ... 'SAME') print( out.get_shape()) See Question&Answers more detail:os...

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

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422 views

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python - Regex backreference findall not working

I have recently been using regexes in a program. In this program I used them to find words in a list of words ... do to resolve it. 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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253 views

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python - Project Euler 17

I've been trying to solve Euler 17 and have been running into some trouble. The definition of that problem is: If ... "Your number is: ", sum See Question&Answers more detail:os...

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

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207 views

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python - Return array of counts for each feature of input

I have an array of integer labels and I would like to determine how many of each label is present and store ... I speed up the existing loop? See Question&Answers more detail:os...

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

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294 views

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python - Sum numbers by letter in list of tuples

I have a list of tuples: [ ('A',100), ('B',50), ('A',50), ('B',20), ('C',10) ] I ... 'str' Any quick solutions to match the numbers by letter? See Question&Answers more detail:os...

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

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473 views

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python - Error "no module named six" after a pip install

Python keeps saying that there's no module named six, however a already used pip install six and reinstalled ... : No module named six See Question&Answers more detail:os...

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

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337 views

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python - How to restore IDLE to factory settings

I was messing with the Preferences in Python IDLE and I couldn't edit the size of the window. So I right clicked ... Mac. How do I reset IDLE? See Question&Answers more detail:os...

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

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300 views

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python - Parse XML namespace with Element Tree findall

How can I use a query element tree findall('Email') given the following xml? <DocuSignEnvelopeInformation xmlns:xsd=" ... .findall('Email') [] 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 - Plotly: How to customize legend order?

I made scatter_geo plot in Python within plotly. import plotly.express as px import pandas as pd rows=[['501-600 ... 501-600 601-1000 more 1001 See Question&Answers more detail:os...

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

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169 views

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python - pygame projects won't run: "pygame.error: No available video device"

UPDATE 1: I uninstalled, reinstalled, and followed the instructions on the Pygame website for installing dependencies/ ... thanks for your time. See Question&Answers more detail:os...

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

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601 views

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python - Adding labels in pie chart wedge in bokeh

How do you add the information from a dataframe when creating a pie chart using bokeh? I am using code from ... of each country in the wedge. See Question&Answers more detail:os...

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

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786 views

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python - How to merge a list of multiple dictionaries into a dictionary of lists?

I have the following list of dictionaries in Python3.x: list_of_dictionaries = [{0:3523, 1:3524, 2:3540, 4: ... . How could I accomplish 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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