Recent questions tagged Python

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python - Pyinstaller - ImportError: No system module 'pywintypes' (pywintypes27.dll)

I am trying to package my python script into an executable. I thought I would be pretty straight forward ... ' has been found 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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python - Dynamic function docstring

I'd like to write a python function that has a dynamically created docstring. In essence for a function ... generated via the analysis package. 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 - Pyspark import .py file not working

My goal is to import a custom .py file into my spark application and call some of the functions included ... Any help would be 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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python - Is there a way to secure Google cloud endpoints proto datastore?

my setup: Python, google app engine using endpoints_proto_datastore iOS, endpoints Obj-C client library generator ... com/accounts/docs/OAuth2 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 - Make seaborn show a colorbar instead of a legend when using hue in a bar plot?

Let's say I want to make a bar plot where the hue of the bars represents some continuous quantity. e.g. import ... way to make seaborn 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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436 views

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python - Speed of copying numpy array

I am wondering if there is any downside of using b = np.array(a) rather than b = np.copy(a) to copy a ... dev. of 7 runs, 1000000 loops each) 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 use can_add_related in Django Admin

I've read about the can_add_related feature here: https://code.djangoproject.com/ticket/9071 I tried using it ... right direction? 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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python - Numpy longdouble arithmetic does not seem to be in long double with conversion

I have been playing C99's quad precision long double. It is my understanding that (platform specific) numpy ... something I am doing incorrect? 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 subset pandas time series by time of day

I am trying to subset a pandas time series that spans multiple days by time of day. E.g., I only ... answer, everything worked as expected. 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 OUTSIDE of polygon | Mask array where indicies are beyond a circular boundary?

I use plot(x,y,'r') to plot a red circle. x and y are arrays such that when paired as (x,y) and ... True) # a.set_clip_path(patch) a.show() 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 read gz compressed file by pyspark

I have line data in .gz compressed format. I have to read it in pyspark Following is the code snippet rdd = ... built in function as in hadoop. 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 - Slicing a Pandas DataFrame into a new DataFrame

I would like to slice a DataFrame with a Boolean index obtaining a copy, and then do stuff on that copy ... stuff with d2, keep d1 unchanged 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 - Must have equal len keys and value when setting with an iterable

I have two dataframe as flow: leader: 0 11 1 8 2 5 3 9 4 8 5 6 [6065 rows x 2 columns] ... keys and value when setting with an 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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655 views

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python subprocess.Popen hanging

child = subprocess.Popen(command, shell=True, env=environment, close_fds=True, stdout=subprocess.PIPE, stderr= ... take besides alarm ? 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 can I sort by the id of a ManyToManyField in Django?

I've got a ManyToManyField in a user object and it's used to map the users that user is following. I'm ... of when the user followed 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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501 views

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python - Why is this numpy array too big to load?

I have a 3.374Gb npz file, myfile.npz. I can read it in and view the filenames: a = np.load(' ... wrong (I used windows sysinternals RAMmap). See Question&Answers more detail:os...

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

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569 views

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python - Plotting with scientific axis, changing the number of significant figures

I am making the following plot in matplotlib, using amongst other things plt.ticklabel_format(axis='y',style='sci', ... (t,s) plt.show() See Question&Answers more detail:os...

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

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470 views

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python - TypedDict when keys have invalid names

If I have a key in a dictionary with an invalid identifier, such as A(2). How can I create a ... : str throws: SyntaxError: invalid syntax See Question&Answers more detail:os...

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

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823 views

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python - Rotate minor ticks in matplotlib

I am plotting the following chart : with the following code: fig, ax = plt.subplots(figsize=(20, 3)) mpf. ... minor tick with a single command? See Question&Answers more detail:os...

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

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363 views

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python - Sort all columns of a dataframe

I have a dataframe of 2000 rows and 500 columns. I want to sort every column in ascending order. The columns ... but that throws a key error. See Question&Answers more detail:os...

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

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457 views

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python - 'n' in pdb moves me inside of the pdb.set_trace() method

I'm trying to learn pdb using this tutorial referenced from another stackoverflow question, and I'm on the 3rd step of ... 'b = "bbb"' line? See Question&Answers more detail:os...

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

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370 views

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python - Django - change field validation message

I have an email field in my Newsletter form that looks like this: class NewsletterForm(forms.ModelForm): email ... to override this message? See Question&Answers more detail:os...

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

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537 views

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python - _tkinter.TclError: invalid command name ".4302957584"

When closing the python 3 program, I get a strange exception in the console. The Python 3 code: from ... Why are these exceptions caused? See Question&Answers more detail:os...

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

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673 views

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python - PyTorch: Extract learned weights correctly

I am trying to extract the weights from a linear layer, but they do not appear to change, although error is ... docs. 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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python - opencv rectangle with dotted or dashed lines

I have a line of code here that uses the python binding for opencv: cv2.rectangle(img, (box[1], box[0]), ( ... , or dashed, that's it really. See Question&Answers more detail:os...

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

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374 views

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python - Numpy in-place operation performance

I was comparing numpy array in-place operation with regular operation. And here is what I did (Python version 3.7 ... why this is the case? See Question&Answers more detail:os...

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

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454 views

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python - Conditionally passing arbitrary number of default named arguments to a function

Is it possible to pass arbitrary number of named default arguments to a Python function conditionally ? For eg. ... so default gets picked ) See Question&Answers more detail:os...

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

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421 views

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python - Frequent HTTP 500 Internal Errors with Google Drive drive.files.get API

We have a service which is highly dependent on Google Drive (it uses the Python SDK), our service goes ... issue? Any help is 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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