Recent questions tagged Python

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python - Azure Flask Deployment - WSGI Interface

I'm currently working through the book Flask Web Development, Developing Web Applications with Python and am ... would be greatly appreciative. 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 write a git hook to restrict writing to branch?

I'd like to restrict write access for the master branch to only several developers, while allowing others to pull ... for lazy people like me. 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 left join - why more results?

How is it possible that a pandas left join like df.merge(df2, left_on='first', right_on='second', how='left') ... ) shape of df2 (7602, 6) 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 - KeyError when using boolean filter on pandas data frame

Trying to combine two data frames when a datetime object from one dataframe is within a datetime object range in ... any help would be great. 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 - Tracing fIle path and line number

I'm using python's trace module to trace some code. When I trace code this way, I can get one of the ... the correct trace output that I need? 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 - "Int" object is not iterable

I'm trying to run a for loop. Here's the section of my code I'm having trouble with: aldurstengd_ororka = { ... : 'int' object is not iterable 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 1D numpy array from arrays with indices

Background I have one 1D NumPy array initialized with zeroes. import numpy as np section = np.zeros(1000) Then ... , if at all 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 - Django RuntimeError: maximum recursion depth exceeded

I'm new to Django. I installed Django using easy_install (on a Mac) and PyDev Django plugin for eclipse. I followed ... , What am I doing wrong? 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 - Set values in numpy array to NaN by index

I want to set specific values in a numpy array to NaN (to exclude them from a row-wise mean calculation). I ... happens. What am I doing wrong? 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 - redirect stdout to tkinter text widget

I'm trying to redirect the stdout of a function to a tkinter text widget. The problem I am running into ... (command=Zerok) win.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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python 2.7 - Drawing multilingual text using PIL and saving as 1-bit and 8-bit bitmaps

I started with the script in this nice answer. It works just fine for "RGB", but the 8-bit gray scale "L" and 1 ... = "L": imtype = "RGB": 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 - Pygame - sprite collision with sprite group

I have created two simple sprites in PyGame and one of them is an Umbrella, the other one is a rain drop. The ... : self.rect.x += self.speedx 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 convert a Label matrix to colour matrix for image segmentation?

I have a label matrix of 256*256 for example. And the classes are 0-11 so 12 classes. I want to convert the ... there any better 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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python - binary numbers?

I am using the python shell to figure out how the print command works in python. When I type in print 01 1 print ... it be 2 if it's binary? See Question&Answers more detail:os...

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

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490 views

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python - Tkinter transparency on label

from tkinter import * master = Tk() master.resizable(False, False) master.geometry('430x480+50+50') master.title( ... https://imgur.com/a/JR4Hc 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 - double quote escaping in os.system on windows

I want to escape '"' and all other wild chars in program name and arguments, so I try to double quote them. and I can ... 'a', 'b', 'c'] 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 - Count unique elements row wise in an ndarray

An extension to this question. In addition to having the unique elements row-wise, I want to have a ... zeros where values were duplicated? See Question&Answers more detail:os...

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

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509 views

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python - select largest N of a column of each groupby group using pandas

My df: {'city1': {0: 'Chicago', 1: 'Chicago', 2: 'Chicago', 3: 'Chicago', 4: 'Miami', 5: ' ... city1 appeared in the result of the 1st groupby? See Question&Answers more detail:os...

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

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757 views

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python - Pandas create new date rows and forward fill column values

I have a dataframe like this: id date value 1 12/01/2016 5 1 25/02/2016 7 1 10/03/2017 13 2 02 ... isn't datetime indexed. Appreciate any help! 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 - Robotframework.request - How to make a POST request with content "multipart/form-data"

I want to make a POST request in Robot Framework with "Content-Type: multipart/form-data" using the ... payload, as mentioned above. See Question&Answers more detail:os...

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

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904 views

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python - spacy adding special case tokenization rules by regular expression or pattern

I want to add special case for tokenization in spacy according to the documentation. The documentation shows how specific ... u'<WORD>'}]) See Question&Answers more detail:os...

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

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654 views

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python 3.x - Pandas - Conditional drop duplicates

I have a Pandas 0.19.2 dataframe for Python 3.6x as below. I want to drop_duplicates() with the same Id based on ... 0.813790 9 31 8 K 0.538817 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 - library of react components in webpack bundle export to use in on runtime rendering

I am upgrading a legacy web2py (python) application to use react components. I am using webpack to transpile ... help is greatly appreciated. See Question&Answers more detail:os...

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

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433 views

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python - Jython convert picture to grayscale and then negate it

Please bear with me, I've only started python a few weeks ago. I am using JES. I have made a function ... the altered (grayscale) values. thnx See Question&Answers more detail:os...

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

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1.3k views

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python - Pandas asfreq with weekly frequency

I have weekly data of logs for some devices. For some device it start on Monday, for some on Wednesday ... more complex custom function? 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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555 views

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python - Calculating the distance between atomic coordinates

I have a text file as shown below ATOM 920 CA GLN A 203 39.292 -13.354 17.416 1.00 55.76 C ATOM ... I do this calculation with perl or python? See Question&Answers more detail:os...

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

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692 views

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python - How to record bad lines skipped by pandas

I'm reading a CSV file with pandas with error_bad_lines=False A warning is printed when a bad line is encountered. ... so I can't catch them. See Question&Answers more detail:os...

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

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689 views

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python - If statement with modulo operator

I tried this - x=[2,3,4,7,9] count=0 for i in x: if i%2: count=count+1 print count why the count is ... i%2 is satusfiying only for "2 and 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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