Recent questions tagged Python

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python - How to solve "Error connecting to SMTP host: [Errno 10061] No connection could be made because the target machine actively refused it''?

I am creating an application where I need to send mail for some particular logs. Here is my rule file: es_host ... to resolve the same, please? 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 set background color of a column in a matplotlib table

I have multile .txt files in a directory, say, d:memdump.txt,1.txt,...10.txt sample text file is given ... Can anybody help me to achieve 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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421 views

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python - Openpyxl missing 'jdcal'

I tried to install the openpyxl module, but during the installation it showed some errors with JDcall. When I then try ... , how can I solve 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 - RuntimeError: asyncio.run() cannot be called from a running event loop

I am trying to learn about asyncio for a websockets client. Every piece of code I try gets the following ... called from a running event loop See Question&Answers more detail:os...

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

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774 views

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python - BashOperator doen't run bash file apache airflow

I just started using apache airflow. I am trying to run test.sh file from airflow, however it is not work. ... work Where I am making 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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477 views

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python - SQLAlchemy Group By With Full Child Objects

Imagine the following Media table: | site | show_id | time | | ---------------------|-------| ... the grouped child objects. What am I missing? See Question&Answers more detail:os...

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

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328 views

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python - Create a numpy matrix with elements as a function of indices

How can I create a numpy matrix with its elements being a function of its indices? For example, a ... create the matrix straight-away. See Question&Answers more detail:os...

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

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398 views

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python - IOError: [Errno 13] file not accessible with Google AppEngine 1.6.1

Maybe it's a bug, but I'm posting here anyway. I get the following issue on my local AppEngine testing server: ... 10.6.8 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 - Cleaning up an internal pysqlite connection on object destruction

I have an object with an internal database connection that's active throughout its lifetime. At the end of the ... 's the alternative, then? See Question&Answers more detail:os...

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

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359 views

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python - Sort DataFrame index that has a string and number

My df DataFrame index looks like this: Com_Lag_01 Com_Lag_02 Com_Lag_03 Com_Lag_04 Com_Lag_05 Com_Lag_06 Com_Lag_07 ... index properly? See Question&Answers more detail:os...

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

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684 views

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python - is there a way to save bokeh data table content

I am experimenting with bokeh data table to display data embedded in web page. It works quite nicely. Is there ... the same function for saving. See Question&Answers more detail:os...

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

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625 views

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python - Add dynamic field to django admin model form

I need to add the field with link to the model view on my site to the django admin view. When I add ... there is now visible effect in form. 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 - How to pickle and unpickle instances of a class that inherits from defaultdict?

I have a class that inherits from defaultdict like this: class listdict(defaultdict): def __init__(self): ... Can anyone enlighten 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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758 views

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python - Pytorch speed comparison - GPU slower than CPU

I was trying to find out if GPU tensor operations are actually faster than CPU ones. So, I wrote this ... .is_available() call returns True. See Question&Answers more detail:os...

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

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486 views

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python - Pickling Django request objects

I'm trying to pickle a request object so that I can run my view code in a debugger with valid input. However, ... a better way to go about 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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408 views

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python - Find specific link w/ beautifulsoup

Hi I cannot figure out how to find links which begin with certain text for the life of me. findall('a') works ... help me? Thank you very much See Question&Answers more detail:os...

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

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544 views

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python - ImportError: No module named 'pandas'

I am trying to learn pandas and I haven't been able to import it into my code. I have looked at other ... . Thanks in advance for 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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376 views

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python - Use a.empty, a.bool(), a.item(), a.any() or a.all()

import random import pandas as pd heart_rate = [random.randrange(45,125) for _ in range(500)] blood_pressure_systolic = ... can i sort it out See Question&Answers more detail:os...

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

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424 views

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python - SMTPAuthenticationError 5.7.14 Please log 5.7.14 in via your web browser

I have a script which sends periodically reports to a list of recipients. Everything worked fine until today 4 ... restrictions in the server. See Question&Answers more detail:os...

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

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535 views

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python - "local variable referenced before assignment" — only functions?

Take the following code: import something def Foo(): something = something.SomeClass() return something this is ... than that of a function? See Question&Answers more detail:os...

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

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328 views

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python - Why is accuracy from fit_generator different to that from evaluate_generator in Keras?

What I do: I am training a pre-trained CNN with Keras fit_generator(). This produces evaluation metrics (loss, acc ... number of classes to classify images into Please let me know...

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

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809 views

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python regex error: unbalanced parenthesis

I pretty new to python, so i have a dictionary with some keys in it, and a string. I have to replace ... the problem. 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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485 views

1 answer

python - Very slow regular expression search

I'm not sure I completely understand what is going on with the following regular expression search: >>> import ... no time. What is happening? See Question&Answers more detail:os...

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

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672 views

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python - Matplotlib savefig into different pages of a PDF

I have a lengthy plot, composed o several horizontal subplots organized into a column. When I call fig.savefig('what. ... ...'), if 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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430 views

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python - How to conditionally remove duplicates from a pandas dataframe

Consider the following dataframe import pandas as pd df = pd.DataFrame({'A' : [1, 2, 3, 3, 4, 4, ... All efficient, one-liners are most welcome See Question&Answers more detail:os...

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

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560 views

1 answer

python - Local solar time function from UTC and longitude

I'm wondering if there is a python function/module that calculates the local time after midnight (or local solar ... time. 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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444 views

1 answer

python - Calculating Mean of arrays with different lengths

Is it possible to calculate the mean of multiple arrays, when they may have different lengths? I am using numpy. ... to that coordinate's mean. 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

1 answer

python - Reading back tuples from a csv file with pandas

Using pandas, I have exported to a csv file a dataframe whose cells contain tuples of strings. The resulting ... 5000 rows and 2500 columns. See Question&Answers more detail:os...

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

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