Recent questions tagged PYTHON

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I'm trying to update a matplotlib plot as follows: import matplotlib.pyplot as plt import matplotlib.dates as ... update the xdata 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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python - Pandas to_sql() to update unique values in DB?

How can I use the df.to_sql(if_exists = 'append') to append ONLY the unique values between the dataframe ... help is much appreciated. -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 - exe error with cx_freeze

Hey am relatively new to compiling python scripts to exe. Im using cx_freeze to compile my scripts and once ... executables = [eggsacutibull] ) 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 - How to make tkinter repond events while waiting socket data?

I'm trying to make the app read data from a socket, but it takes some time and locks the interface, how ... respond to tk events while waiting? 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 - Interactive matplotlib through Eclipse PyDev

This is a follow up to this interactive matplolib through eclipse thread which is about 2 years old, I was ... in a windows command prompt? See Question&Answers more detail:os...

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

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534 views

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python - CSV Module's writer won't let me write binary out

I tried to just use the 'w' tag while opening the file, but it double spaced the lines which caused the ... would be apreciated. 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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624 views

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python - ImportError: No module named QtWebKit

I am on centos5. I installed python26 source with a make altinstall. Then I did a: yum install qt4 yum ... -gpl-4.7.3/cfgtest_QtWebKit.cpp 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 - Adding values for missing data combinations in Pandas

I've got a pandas data frame containing something like the following: person_id status year count 0 'pass' 1980 ... to achieve this in pandas? 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 - ssl.get_server_certificate for sites with SNI (Server Name Indication)

I am trying to get the server certificate of badssl.com subdomains (ex. https://expired.badssl.com). import ssl ssl ... am using python 2.7.12) 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 - Convert PyQt5 QPixmap to numpy ndarray

I have pixmap: pixmap = self._screen.grabWindow(0, self._x, self._y, self._width, self._height) I ... cv2.VideoCapture read method returns)? See Question&Answers more detail:os...

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

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403 views

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python - Pandas split data frame into multiple csv's based on column value

I have a question very similar to this one but I need to take it a step further by saving split data frames ... getcwd() + "/data_chicago.csv") See Question&Answers more detail:os...

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

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319 views

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python - Dictionary of Pandas' Dataframe to JSON

As the question asks I have a dictionary of pandas' dataframes that I want to save so that I don't have ... any help would be much 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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342 views

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python - VirtualEnv/Pip trying to install packages globally

Edit #2 Solution found; see below. I'm writing a small application in Flask using VirtualEnv. This is far ... , and everything works perfectly. See Question&Answers more detail:os...

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

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615 views

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python - Cython compilation error "Not allowed in a constant expression"

The following cimport cython @cython.boundscheck(False) def boundtest(): cdef int r=4 cdef double l[3] ... boundscheck has been depreciated. See Question&Answers more detail:os...

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

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381 views

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python - Check for None in pandas dataframe

I would like to find where None is found in the dataframe. pd.DataFrame([None,np.nan]).isnull() OUT: 0 ... So the answer given by Pisdom works. See Question&Answers more detail:os...

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

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751 views

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python - Pandas resample timeseries data to 15 mins and 45 mins - using multi-index or column

I have some timeseries data as a Pandas dataframe which starts off with observations at 15 mins past the ... .DataFrame.resample.html 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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687 views

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python - DatabaseError: ORA-01036: illegal variable name/number

I need to substitute the following values into select query. but i got the error as i mentioned below ... 01036: illegal variable name/number See Question&Answers more detail:os...

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

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595 views

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python - Tkinter.grid spacing options?

I'm new to Tkinter, and I tried creating an app with the grid layout manager. However, I can't seem to find ... 's layouts. Thanks 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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284 views

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python - tensorflow: saving and restoring session

I am trying to implement a suggestion from answers: Tensorflow: how to save/restore a model? I have an ... first inspect the saved variables? See Question&Answers more detail:os...

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

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574 views

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python - Is "syscall-template.S: No such file or directory" a bug of GDB or My Program

I used GDB to debug a combined program of Python and C. The GDB gives me an error when segmentation ... in trackback information. 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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429 views

1 answer

python - Matplotlib Pie Graph with 'All Other Categories"

I have created a matplotlib pie chart: df.plot(kind='pie', subplots=True, figsize=(6, 4)) My dataframe consists ... 15% Spain 4% U.S. 5% See Question&Answers more detail:os...

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

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925 views

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python - Keras: ImportError: No module named data_utils

I am trying to import the module keras.utils.data_utils but its not working. However, I can find this module here ... : See here for the answer. See Question&Answers more detail:os...

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

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518 views

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python - replace URLs in text with links to URLs

Using Python I want to replace all URLs in a body of text with links to those URLs, like what Gmail does. ... just meant plain text - no HTML See Question&Answers more detail:os...

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

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590 views

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python - Matplotlib date manipulation so that the year tick show up every 12 months

I'm plotting a figure where the default format shows up as: I would like to modify it so that the month ... the months ticks appear every month? 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 - Multi-output regression

I have been looking in to Multi-output regression the last view weeks. I am working with the scikit learn package. ... I use a Neural network? See Question&Answers more detail:os...

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

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679 views

1 answer

python - Found array with 0 sample(s) (shape=(0, 40)) while a minimum of 1 is required

I'm testing a simple prediction program with Python 2.7, sklearn 0.17.1, numpy 1.11.0. I got matrix ... 39774 classes and have to predict 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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317 views

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python - Determine if __getattr__ is method or attribute call

Is there any way to determine the difference between a method and an attribute call using __getattr__? I.e. in: ... . Just hoping there is one. 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

1 answer

python - ImportError: No module named datasets

from datasets import dataset_utils ImportError: No module named datasets. when i am writing this in python sript. ... am getting same 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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