Recent questions tagged PYTHON

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python - How to color ticktext in plotly?

I would like to display my ticktexts in my plotly xaxis with different colors based on the respective string ( ... html string to the labels. 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 - Google App Engine Search API

When querying a search index in the Python version of the GAE Search API, what is the best practice for searching ... has 'Two' in the title. See Question&Answers more detail:os...

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

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603 views

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python - Pandas - convert dataframe multi-index to datetime object

Consider an input file, b.dat: string,date,number a string,2/5/11 9:16am,1.0 a string,3/5/11 10:44pm,2. ... Does anyone know how I can 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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python - What is variable shadowing?

https://stackoverflow.com/a/37657923/8061009 states that for the program: class Parent(object): i = 5; def ... shadowing mean in this 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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python - How to properly create a HeatMap with Bokeh

I'm trying to replicate the HeatMap shown in this question using Bokeh instead of matplotlib. I can't get it quite ... I'm using Bokeh 0.12.3 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 preserve punctuation marks in Scikit-Learn text CountVectorizer or TfidfVectorizer?

Is there any way for me to preserve punctuation marks of !, ?, " and ' from my text documents ... TfidfVectorizer parameters in scikit-learn? 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 - 415 exception Cherrypy webservice

I'm trying to build a Cherrypy/Python webservice. I already spend the whole day on finding out how to make a ... help me. 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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python - Export decorator that manages __all__

A proper Python module will list all its public symbols in a list called __all__. Managing that list can ... approaches against one another. 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 - NLTK POS tagger not working

If I try this : import nltk text = nltk.word_tokenize("And now for something completely different") nltk. ... module named numpy.core.multiarray 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 - What is the best way to store login credentials on Airflow?

I found out there are lot of ways to store it as variables, hooks and other ways using encryption. I would like to ... s the best 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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597 views

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python - Plot a histogram using the index as x-axis labels

I have the following dataframe in python Sex Survived 0 female 0.742038 1 male 0.188908 i would like to plot ... and pandas, so please 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 - Python3: check if method is static

Simmilar question (related with Python2: Python: check if method is static) Lets concider following class definition: ... as static or not? See Question&Answers more detail:os...

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

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427 views

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python - Format negative integers in two's complement representation

I would like to represent an negative integer in bits, using two's complement representation. Using standard Python bit ... How do I 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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733 views

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python - How to get server reply after sending a mail using smtplib SMTP.sendmail

I have a program to send mail using python smtplib. I have the mail sending part working fine, but I ... processing. thanks and regards, raj See Question&Answers more detail:os...

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

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630 views

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python - How to update cacerts.txt of httplib2 for Github?

I am trying to use Github API with httplib2. But when I making requests to it's endpoints, it ... , without certificate verification problems? 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 - Sublime Text2 Import error: No module named Gnuplot

I'm trying to use Gnuplot in a Python script I'm writing in Sublime Text. Whenever I build, I get the error message ... s got a fix to this 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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436 views

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python - reconnect keyword argument on ClearDB default connection string causing errors with MySQLdb

I uploaded a Django app to Heroku and than provision the cleardb add-on using these 3 commands from Heroku documentation: ... how can I fix 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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287 views

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python - id() vs `is` operator. Is it safe to compare `id`s? Does the same `id` mean the same object?

How much can I rely on the object's id() and its uniqueness in practice? E.g.: Does id(a) == id( ... , `is` operator, unbound method objects) See Question&Answers more detail:os...

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

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385 views

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python - How to print the elements of a linked list?

I'm dong a Node exercise on python today. I seem to have accomplished a part of it, but it is not a ... how do I get an unstringed list? See Question&Answers more detail:os...

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

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333 views

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python - How can I escape the format string?

Is it possible to use Python's str.format(key=value) syntax to replace only certain keys. Consider this example: ... a way 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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496 views

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python - Inconsistent pandas read_csv dtype inference on mostly-integer string column in huge TSV file

I have a tab separated file with a column that should be interpreted as a string, but many of the entries are ... data. Using pandas 0.12.0 See Question&Answers more detail:os...

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

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345 views

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python - regular expression on stream instead of string?

Suppose you want to do regular expression search and extract over a pipe, but the pattern may cross multiple ... never need backward scaning. See Question&Answers more detail:os...

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

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385 views

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python - How does one set specific vim-bindings in Ipython 5.0.0

I understand that because Ipython 5.0.0 uses a new input library (prompt_toolkit) it no longer defaults to the ... ' for escape, for instance. See Question&Answers more detail:os...

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

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468 views

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python - Remove the word "module" from Sphinx documentation

Using Sphinx for documenting my Python project. I want to remove the word "module" which follows the name of each ... would like to remove 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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355 views

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python - How to distinguish between a function and a class method?

If a variable refers to either a function or a class method, how can I find out which one it is and get ... class or as a stand alone 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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300 views

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python - Parallelize tf.from_generator using tf.contrib.data.parallel_interleave

I have a bunch of JSON array files (AVRO to be accurate) and each of them yield multiple ... pipeline using parallel_interleave and flat_map 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 - Write double (triple) sum as inner product?

Since my np.dot is accelerated by OpenBlas and Openmpi I am wondering if there was a possibility to write the ... code into C or fortran. See Question&Answers more detail:os...

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

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423 views

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python - Handling multiple datetime formats with pd.to_datetime

I have a datatime data, their format is like 29062017 and 01AUG2017. As you can see, the month is in the ... good way to solve this 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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