Recent questions tagged Python

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python - How to read part of binary file with numpy?

I'm converting a matlab script to numpy, but have some problems with reading data from a binary file. Is there an ... , 0, 'l'); 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 - TensorFlow MNIST example not running with fully_connected_feed.py

I am able to run the Deep MNIST Example fine, but when running fully_connected_feed.py, I am getting the ... be a general setup 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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883 views

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python - How to convert string timezones in form (Country/city) into datetime.tzinfo

Is there a built-in library or does anyone have available a function to convert a string timezone such as " ... datetime.tzinfo object? 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 - "Invalid parameter type" (numpy.int64) when inserting rows with executemany()

I try to insert bunch of data to database insert_list = [(1,1,1,1,1,1),(2,2,2,2,2,2),(3,3,3,3 ... )") How did i solve this. 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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634 views

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python - Unwanted extra dimensions in NumPy array

I've opened a .fits image: scaled_flat1 = pyfits.open('scaled_flat1.fit') scaled_flat1a = scaled_flat1[0].data and ... the two ones before 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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614 views

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python - What is the surface.blit() function in pygame? What does it do? How does it work?

I am a beginner in Python and I am not clear about the function surface.blit(). What does it do? How does it ... ? Can it be any other 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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954 views

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python - How to create QString in PyQt4?

>>> from PyQt4 import QtCore >>> str = QtCore.QString('Hello') AttributeError: 'module' object has no attribute ... as specified in the docs ? 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 regex findall and multiline

python 2.6.8 s= ''' foo bar baz ''' >>>re.findall(r'^S*',s,re.MULTILINE) ['', 'foo', ... a difference between using MULTILINE flag in findall? 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 - weights option for seaborn distplot?

I'd like to have a weights option in seaborn distplot, similar to that in numpy histogram. Without this option ... impractical size (and 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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912 views

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python - Celery not picking CELERY_ALWAYS_EAGER settings

I am running Django 1.8 + Celery 4.0.2 Celery is configured well and can run my Django tasks locally on redis ... still would be used as well. See Question&Answers more detail:os...

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

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607 views

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python - Why map(print, a_list) doesn't work?

For a normal function, map works well: def increment(n): return n+1 l = [1, 2, 3, 4, 5] l = map( ... The above code are tested under python 2.7. See Question&Answers more detail:os...

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

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874 views

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python multiprocessing arguments: deep copy?

from multiprocessing import Process # c is a container p = Process(target = f, args = (c,)) p ... multiprocessing documentation says nothing... See Question&Answers more detail:os...

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

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617 views

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python - Permutations of a list of lists

I have a list like this: l = [['a', 'b', 'c'], ['a', 'b'], ['g', 'h', 'r', 'w']] I ... the program is running. So how can I do want I want? See Question&Answers more detail:os...

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

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721 views

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python 3.x - Installing opencv for python3

Has anyone tried to install opencv for python3?. As stated here http://opencv.willowgarage.com/wiki/InstallGuide its ... .6 ?? 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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813 views

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python - Sum operation on PySpark DataFrame giving TypeError when type is fine

I have such DataFrame in PySpark (this is the result of a take(3), the dataframe is very big): sc = ... true) So what is happening 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 - Scatter plot colorbar - Matplotlib

I'm trying to show a color bar of my scatter plot but I'm keep getting the error: TypeError: You must first ... bar too. Thank you 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 - With Bokeh, how to save to a png or jpg instead of a html file?

I need to export pictures of the graphs and plots I am creating with Bokeh. Usually I do output_file("test.html ... clicking on "preview/save". See Question&Answers more detail:os...

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

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633 views

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python - Why is it important to protect the main loop when using joblib.Parallel?

The joblib docs contain the following warning: Under Windows, it is important to protect the main loop of code ... do so regardless of joblib. 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 tangent vector at a point for discrete data points

I have a vector with a min of two points in space, e.g: A = np.array([-1452.18133319 3285.44737438 - ... the methods seem satisfy what I want. See Question&Answers more detail:os...

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

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742 views

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python 3.x - Telnet.read.until function doesn't work

Trying to telnet to a Brocade router and the python script is sending out error.... Not sure what is wrong here ... on sw0 sw0# sh ver sw0# See Question&Answers more detail:os...

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

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661 views

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python - How to print statement after return in function?

Here is the code as I currently have it: def F(n): t=time.time() if n==0: return (0) elif n= ... the return, nor the following print statement. See Question&Answers more detail:os...

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

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447 views

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python - PyCUDA+Threading = Invalid Handles on kernel invocations

I'll try and make this clear; I've got two classes; GPU(Object), for general access to GPU functionality, and ... a problem that I've missed. 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 - How to import my own modules the elegant way?

I am struggling with a dummy question about importing classes from another sub-directory and I can't find satisfying ... +? Thanks for your 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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592 views

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python - Issue with seaborn in sublime

I am having an issue with seaborn in the sublime text editor. import pandas as pd import seaborn as sns data = pd. ... for /: 'str' and 'long' See Question&Answers more detail:os...

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

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608 views

1 answer

python - writing terminal output to file

On my machine, I have some software which takes commands in the terminal and returns a list of values. To ... help would be gratefully received! See Question&Answers more detail:os...

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

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580 views

1 answer

python - BigQuery: loading excel file

Is there any way we can load direct excel file into BigQuery, instead of converting to CSV. I get the ... better options are there. 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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646 views

1 answer

python - Discord.gateway warning "Shard ID None heartbeat blocked for more than 10 seconds." while using pandas

So I've made a discord bot using discord.py in python and have been running it for some time. However, ... , that'll be 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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645 views

1 answer

python - How to color a specific gridline/tickline in 3D Matplotlib Scatter Plot figure?

I am trying to modify the color/thickness of a specific gridline in a 3D matplotlib scatter plot, in this case ... in advance for the 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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