Recent questions tagged PYTHON

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python - process.stdout.readline() hangs. How to use it properly?

I want to repeatedly send requests to process standard input and receive responses from standard output without calling ... print 'Input=',s 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 - spacy 2.2.3 FileNotFoundError: [Errno 2] No such file or directory: 'thinc\neural\_custom_kernels.cu' in pyinstaller

I was trying to create a executable file using pyinstaller. I got bellow issue while executing the issue. File ... 3 version. 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 - Openpyxl max_row and max_column wrongly reports a larger figure

My query is to do with a function that is part of a parsing script Im developing. I am trying to write a ... another method to achieve my aim? 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, datetimes, and TypeError: ufunc 'isfinite' not supported for the input types…

Here is a tiny piece of code that produces a filled in region between two lines of a graph: import matplotlib. ... using fill*) works just fine. See Question&Answers more detail:os...

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

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515 views

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python - Non-detached PKCS#7 SHA1+RSA signature without M2Crypto

I'm trying to create a non-detached signature on python3. I currently have code that does this on python2 with ... +openssl as much as 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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357 views

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python 3.x - How to combine multiple columns in a Data Frame to Pandas datetime format

I have a pandas data frame with values as below ProcessID1 UserID Date Month Year Time 248 Tony 29 4 2017 23: ... & time to a pd.datetimeformat? 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 - Converting Pandas Timestamp to just the time (looking for something faster than .apply)

So if I have a timestamp in pandas as such: Timestamp('2014-11-07 00:05:00') How can I create a new ... attribute 'astype')... any 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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python - Install pysqlite in virtualenv with python3 support

I've created virtualenv with: mkvirtualenv -p /usr/bin/python3.4 django After, I tried install pysqlite: pip ... How can I resolve 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 - Find boolean mask by pattern

I have array: arr = np.array([1,2,3,2,3,4,3,2,1,2,3,1,2,3,2,2,3,4,2,1]) print ... -complicated. Is there some better, more pythonic solution? See Question&Answers more detail:os...

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

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356 views

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python - Pandas concatenate alternating columns

I have two dataframes as follows: df2 = pd.DataFrame(np.random.randn(5,2),columns=['A','C']) df3 = ... which two dataframes I want to combine. See Question&Answers more detail:os...

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

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386 views

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python - Django admin - How can I add the green plus sign for Many-to-many Field in custom admin form

The green plus sign button for adding new instances in the admin form disappears for my MultiSelect field (photos) ... Any help is apprecietad! 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 - Movie Review Classification with Recurrent Networks

As far as I know and research, the sequences in a data set can be of different lengths; we do not need to ... anyone help me on this point? See Question&Answers more detail:os...

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

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338 views

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python - Appending Pandas DataFrame to existing Excel document

Per https://github.com/pandas-dev/pandas/pull/21251/files/09e5b456e1af5cde55f18f903ab90c761643b05a, we should be ... form being overwritten? 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 - Right-to-Left and Left-to-Right printed nicely

I want it to produce the number next to a word so that I can ask the user to select the word by using the ... figure there must be a better way. See Question&Answers more detail:os...

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

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206 views

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python - Creating simple form with qt-designer and pyqt

I'm trying to run my first application in pyqt. My form looks fine when I'm doing preview in designer: http ... resources/> <connections/> </ui> See Question&Answers more detail:os...

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

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468 views

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python - Selenium with pyvirtualdisplay unable to locate element

I have a working script that logs into a site using selenium like this: script.py from pyvirtualdisplay ... pyvirtualdisplay and selenium ? See Question&Answers more detail:os...

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

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258 views

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python - Drawing polygons in numpy arrays

I'm trying to draw polygons like this: In [1]: canvas = numpy.zeros((12, 12), dtype=int) In [2]: ... to draw a filled polygon to an array? See Question&Answers more detail:os...

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

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239 views

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python - PyWin32 (226) and virtual environments

[PyPI]: pywin32 226 has been released on 20191110. It works on most of the Python installations (e.g. works ... likely due to a circular import) See Question&Answers more detail:os...

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

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880 views

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python - "TypeError: native Qt signal is not callable" with custom slots

The Environment I am running an Anaconda environment with Python 3.4. I am using PyCharm as my IDE. The Objective ... how to put this together? 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 - HTTP Error 403: Forbidden while downloading file using urllib

I have this line of code: urllib.request.urlretrieve('http://lolupdater.com/downloads/LPB.exe', 'LPBtest.exe'), ... : HTTP Error 403: Forbidden. See Question&Answers more detail:os...

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

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286 views

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python - Removing Duplicates from Nested List Based on First 2 Elements

I'm trying to remove duplicates from a nested list only if the first 2 elements are the same, ignoring the ... exactly what i want otherwise. See Question&Answers more detail:os...

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

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417 views

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python - Skip every nth index of numpy array

In order to do K-fold validation I would like to use slice a numpy array such that a view of the ... where the dependencies are fixed. See Question&Answers more detail:os...

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

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285 views

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python - Why does my code print "built-in method" and some hex numbers?

Here is my Key function: def Key(message, decision): key = input("Input the key which will be used to encode the ... s wrong? How can I fix 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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190 views

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python - How is int.from_bytes() calculated?

I am trying to understand what from_bytes() actually does. The documentation mention this: The byteorder argument ... how is it calculated? See Question&Answers more detail:os...

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

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282 views

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python - How to keep numpy from broadcasting when creating an object array of different shaped arrays

I try to store a list of different shaped arrays as a dtype=object array using np.save (I'm aware I could ... np.save('test.npy', save_array) See Question&Answers more detail:os...

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

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146 views

1 answer

python - How to change the layout dynamically? How to add and remove layout objects properly?

I need to build an app with many plots. It will have some tabs, and one gridplot within the tabs with some plots ... 2: Bokeh version 0.12.14 See Question&Answers more detail:os...

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

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239 views

1 answer

python - merging/concatenating arrays with different elements

How to merge a mix of different elements (matlab style) in numpy? [array([ 0.]), 0.0, 0.0011627, ... & combining of vectors and scalars? See Question&Answers more detail:os...

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

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522 views

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python - Can we make correlated queries with SQLAlchemy

I'm trying to translate this SQL query into a Flask-SQLAlchemy call: SELECT * FROM "ENVOI" WHERE "ID_ENVOI" IN (SELECT ... know a way to do 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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