Recent questions tagged Python

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python - AttributeError: 'str' object has no attribute 'isnumeric'

Slightly confused as I'm positive I've had this working before. I've created the following method.. ... interpreting the information 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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python - Multiple logical comparisons in pandas df

If I have the following pandas df A B C D 1 2 3 4 2 2 3 4 and I want to add a new column to be 1, 2 ... Else = 3 whats the best way 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 - Inconsistent behavior in np.arange?

When I run: import numpy as np np.arange(14.1,15.1,0.1) I get: array([14.1, 14.2, 14.3, ... it is important that the code behaves consistent. See Question&Answers more detail:os...

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

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388 views

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python - Unable to use pyodbc with aws lambda and API Gateway

I am trying to build a AWS Lambda function using APi Gateway which utlizes pyodbc python package. I have ... do that through AWS Lambda? See Question&Answers more detail:os...

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

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385 views

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python - scipy quad uses only 1 subdivision and gives wrong result

I want to use quad to get the mean of a Gaussian distribution. My first try and 2nd try gets different result. And ... 0] Do I make any mistake? 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 - Shape of a structured array in numpy

I am trying to preallocate an empty array and at the same time defining the data type with a size of 19x5 ... string it gives the wrong output. 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 - Appending matrix A with matrix B

Say I have two matrices A and B. For example, A = numpy.zeros((5,5)) B = np.eye(5) Is there a way to append A and B? See Question&Answers more detail:os...

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

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235 views

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python - Sort a list of dicts by each dicts key

I am creating a list of dicts, then I want to sort the dicts in the list by the value of the key, lowest ... the dict, from lowest to highest. 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 - Cyclical Loop Between OneHotEncoder and KNNImpute in Scikit-learn

I'm working with a really simple dataset. It has some missing values, both in categorical and numeric features ... 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 - How to get a value from a nested dict?

Is there an easy, concise way to get a value from a nested dict and get None if it's not there? d1 = None d2 = ... ds] print("bs={}".format(bs)) 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 - Tkinter pack method confusion

I cant understand why the pack manager wont let you pack LEFT AND RIGHT below top packed widgets. My expected ... =tk.TRUE) root.mainloop() See Question&Answers more detail:os...

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

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187 views

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python - How does slice indexing work in numpy array

Suppose we have an array a = np.array([[1,2,3,4], [5,6,7,8], [9,10,11,12]]) Now I have below ... ) Shouldn't their shape all equal to (4,)? See Question&Answers more detail:os...

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

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148 views

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python - Error when passing data from a Dataframe into an existing ML VectorIndexerModel

I have a Dataframe which I want to use for prediction with an existing model. I get an error when using the ... .scala:362) ... 33 more See Question&Answers more detail:os...

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

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456 views

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python - How to speed up loading data from oracle sql to pandas df

My code looks like this, i use pd.DataFrame.from_records to fill data into the dataframe, but it takes Wall time ... code for speed up process? See Question&Answers more detail:os...

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

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343 views

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python - Spacy annotation tool entities indices

How can I read my annotated data in Spacy? 1) My annotated data's form: "annotation": [ [ 79, 99, "Nom ... ((text, {"entities" : entities})) See Question&Answers more detail:os...

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

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437 views

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python - pyqt qtabwidget horizontal tab and horizontal text in QtDesigner

i am having problem to change text alignment using pyqt4 desginer i have made tabs horizontal by aligning west but the ... 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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327 views

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python - how can I extract multiple random sub-sequences from a numpy array

say I have a sequence s and I'd like to select n random sub sequences from it each with length l and store in a matrix. ... [x:x+l] for x in i]) 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 - How to solve tensor flow cpu dll not found error

I have install tensorflow v2.1.0 with python version 3.6.6 and pip version 20.0.2. When i try to ... c++ Redistributable for Visual Studio 2017 See Question&Answers more detail:os...

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

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275 views

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python - Is it possible to exclude data file sources and intermediary files from bdist?

I am using setuptools to build a number of data files (compiled translations, icons resized and converted into ... results without the sources? 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 - Signals and Missing Positional Arguments

I developed two windows in QtDesigner (SourceForm, DestinationForm) and used pyuic5 to convert their .ui pages. I am ... 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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376 views

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python - Detecting the buttons on a Bluetooth Remote (HID over GATT)

I have a Bluetooth LE Remote which I would like to pair with my Raspberry Pi Zero. ] I was able to ... just like with the Raspberry Pi. 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 - Reduce the gap between rows when using matplotlib subplot?

My subplot results My code fig,ax = plt.subplots(rows,cols, figsize = [24,24]) plt.subplots_adjust(hspace=0, ... could you help me correct 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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558 views

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python - Close and Open new Window PYQT5

I would like to press a button in a window and close that window,after that open a new window How can I do it ... I can't open the new window See Question&Answers more detail:os...

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

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416 views

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python - win32com EnsureDispatch fails to load DLL at creating gen_py cache

My python code raises an error when creating the necessary gen_py folder in the AppdataLocalTemp directory. The error ... not resolve the issue. 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 - Google App Engine: from six.moves import http_client no module named moves

Okie dokie, I'm trying to get Google's Dialogflow python API working with Google App Engine, and I seem to be running ... GET / HTTP/1.1" 500 - See Question&Answers more detail:os...

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

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181 views

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python - Boolean keys with other data types in dictionary

I was going through some python dictionary links and found this. I can't seem to understand what is ... include Boolean into the dictionary? See Question&Answers more detail:os...

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

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183 views

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python - Update pandas dataframe based on matching columns of a second dataframe

I have two pandas dataframes (df_1, df_2) with the same columns, but in one dataframe (df_1) some values ... housenumber" AND "street" matches. See Question&Answers more detail:os...

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

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887 views

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python - Why did I encounter an "Error syncing pod" with Dataflow pipeline?

I experiment a weird error with my Dataflow pipeline when I want to use specific library from PyPI. I need ... I encounter this error? 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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