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PYTHON QUESTIONS

How can I get the edited values corresponding to the keys of a dictionary in views.py POST method, passed as a context v
How can I get the edited values corresponding to the keys of a dictionary in views.py POST method, passed as a context v
should help you out I'm basically trying to develope a Sudoku Solver in Django, and in template I have created a table of 9X9 having the empty cells initially. I want the users to edit those cells and generate a puzzle and submit. And I want to read
TAG : python
Date : November 25 2020, 09:00 AM , By : Сергей Коленко
differentiate between python function and class function
differentiate between python function and class function
I hope this helps . I think you could accomplish your end-goal with a decorator like this:
TAG : python
Date : November 25 2020, 09:00 AM , By : Valentin M.
From array create tuples on if condition python
From array create tuples on if condition python
I hope this helps you . I think a dictionary here would be more "Pythonic", but you can use a list comprehension to do what you want with the list that you have:
TAG : python
Date : November 25 2020, 09:00 AM , By : Benjamin Bonnet-Kova
Looping over a text file list with python
Looping over a text file list with python
I hope this helps . I found the duplicate, and think some people treat rude ;/ Just not focus on pragmatic problems of programmers but on good rules of Stack in bad way :(Here is my complete answer for your problem:
TAG : python
Date : November 25 2020, 09:00 AM , By : yariplus
Monitoring a real-time data stream with a flask web-app
Monitoring a real-time data stream with a flask web-app
it should still fix some issue This is based on the answer posted at https://stackoverflow.com/a/13388915/819544 , I just needed to change this line
TAG : python
Date : November 25 2020, 09:00 AM , By : devilfish
Bad quality after multiple fade effect with pydub
Bad quality after multiple fade effect with pydub
To fix this issue I think the problem is that you're fading the audio down and then boosting it again (so you're losing 35dB of dynamic range each time you attenuate and then boost).I think a better solution would be to split the audio and only reduc
TAG : python
Date : November 25 2020, 09:00 AM , By : Jovan Links
delete rows in numpy array in python
delete rows in numpy array in python
around this issue In your proposed solution you are comparing with the integer 0, but the arrays consists of strings. So rows[1] == 0 will always give False. There's other things wrong with your solution as well.Putting that aside, here's something t
TAG : python
Date : November 24 2020, 09:00 AM , By : Bhawesh Deepak
What are the possible numpy value format strings?
What are the possible numpy value format strings?
it should still fix some issue np.savetxt is using the old-fashioned (Py2) % style formatting. The key line is:
TAG : python
Date : November 24 2020, 09:00 AM , By : Joseph Lion
Conditional Selecting of child elements in pdfquery
Conditional Selecting of child elements in pdfquery
I wish this help you You'll want to use .extract with the with_parents keyword in order to extract the children. The documentation gives a decent example
TAG : python
Date : November 24 2020, 09:00 AM , By : R.Ruiz
Python: split string by closing bracket and write in new line
Python: split string by closing bracket and write in new line
it fixes the issue You don't need a regex just str.replace any closing paren with a closing paren followed by a newline:
TAG : python
Date : November 24 2020, 09:00 AM , By : Melih Kaya
SyntaxWarning: import * only allowed at module level
SyntaxWarning: import * only allowed at module level
Does that help I don't think it's a good idea to ignore warnings, but if you simply must get it out of your sight, you can use the -W flag on the command line:
TAG : python
Date : November 24 2020, 09:00 AM , By : Tong21
theano ~ use an index matrix and embeddings matrix to produce a 3D tensor?
theano ~ use an index matrix and embeddings matrix to produce a 3D tensor?
it should still fix some issue Let's say I have an index matrix: , You can simply index into the embedding matrix with the index matrix:
TAG : python
Date : November 24 2020, 09:00 AM , By : mona ghalami
Django background infinite loop process management
Django background infinite loop process management
will be helpful for those in need I think Celery is just for you. You can take a look at pereodic tasks for some background tasks.Also it's very easy to start using Celery with Django. You can start learning it here.
TAG : python
Date : November 24 2020, 09:00 AM , By : Diego
How can I use Pandas or Numpy to infer a datatype from a list of values?
How can I use Pandas or Numpy to infer a datatype from a list of values?
it should still fix some issue Because you have a mixed dtype initially even after calling dropna then you can coerce the dtype, seeing as all you're interested in is preserving numeric and bool types then calling convert_objects or to_numeric will c
TAG : python
Date : November 24 2020, 09:00 AM , By : June Elsie
How to add the sum of cubes using a function in python?
How to add the sum of cubes using a function in python?
wish help you to fix your issue I can get the answer of cubes but I don't really know where to go from here to get the function to return back the answer and keep adding it to a sum! What do I have to do to make it keep adding to get a total? , You c
TAG : python
Date : November 24 2020, 09:00 AM , By : alex
django registration redux URL's being effected by url with multiple query parameters
django registration redux URL's being effected by url with multiple query parameters
To fix the issue you can do My Url's supplied by django registration redux don't work when the following url is used: , The problem is your url ordering, take a look at this:
TAG : python
Date : November 24 2020, 09:00 AM , By : Krzysztof
python - how can I generate a WAV file with beeps?
python - how can I generate a WAV file with beeps?
I hope this helps . I've based this on the answer to the previous question and added a lot of comments. Hopefully this makes it clear. You'll probably want to introduce a for loop to control the number of beeps and the increasing volume.
TAG : python
Date : November 24 2020, 09:00 AM , By : Inormallydophysics
How can I implement a custom RNN (specifically an ESN) in Tensorflow?
How can I implement a custom RNN (specifically an ESN) in Tensorflow?
it should still fix some issue To give a quick summary:Look in the TensorFlow source code under python/ops/rnn_cell.py too see how to subclass RNNCell. It's usually like this:
TAG : python
Date : November 24 2020, 09:00 AM , By : Pa Ghadiri
Python modulo result differs from wolfram alpha?
Python modulo result differs from wolfram alpha?
should help you out Wolfram Alpha is computing the modular inverse. That is, it's finding the integer x such that
TAG : python
Date : November 24 2020, 09:00 AM , By : Motti Asraf
Django on App Engine Managed VM
Django on App Engine Managed VM
around this issue It looks like you've confused two things here.There are two ways of deploying a managed vm: using a standard runtime, in this case Python, and using a custom runtime.
TAG : python
Date : November 23 2020, 09:01 AM , By : Tou Joy
Python - CSV Reading with dictionary
Python - CSV Reading with dictionary
wish of those help So, , Try this:
TAG : python
Date : November 23 2020, 09:01 AM , By : Tom
Python script works in librarys examples folder, but not in parent directory
Python script works in librarys examples folder, but not in parent directory
may help you . I had the same issue, just used import sysimport sys sys.path.append("/home/me/mypy")
TAG : python
Date : November 23 2020, 09:01 AM , By : Sean Sjahrial
Dealing with Nested Loops in Python - Options?
Dealing with Nested Loops in Python - Options?
should help you out To print some values only once, first collect them into a set; when you're done deciding what needs printing, print out the contents of the set.
TAG : python
Date : November 23 2020, 09:01 AM , By : Moood
Get indices of roughly equal sized chunks
Get indices of roughly equal sized chunks
To fix this issue This question is very similar to Python: Slicing a list into n nearly-equal-length partitions. , You can do this with a simple generator function.
TAG : python
Date : November 23 2020, 09:01 AM , By : Miguel Antonio Uy Es
python - creating dictionary from excel using specific columns
python - creating dictionary from excel using specific columns
This might help you I'm relatively new to python (outside of the world of GIS) and struggling getting the code I won't for a side project I am doing with USGS Earthquake data. The data is in an excel file containing 7 columns as seen below: , Here is
TAG : python
Date : November 23 2020, 09:01 AM , By : Erwin Rossen
SQLAlchemy Determine If Unique Constraint Exists
SQLAlchemy Determine If Unique Constraint Exists
Any of those help You could use SQLalchemy reflection API.In order to get the unique constraints, issue a get_unique_constraints.
TAG : python
Date : November 23 2020, 09:01 AM , By : SHAKALAKA BOOM BOOM
Can I stop rendering variables in Django?
Can I stop rendering variables in Django?
To fix this issue According to Vue's docs, its template tag delimiters can be changed to something else, like {!! !!}, if you want.If that is not an option, Django has a {% verbatim %} tag that can escape parts of your template containing Vuejs tags.
TAG : python
Date : November 23 2020, 09:01 AM , By : Müjdat Çiçek
Scrapy: traversing a document
Scrapy: traversing a document
I wish this helpful for you following-sibling would help here:
TAG : python
Date : November 23 2020, 09:01 AM , By : krishnakiran P
Common logger settings in Python logging dictConfig
Common logger settings in Python logging dictConfig
Any of those help I use logging.config.dictConfig in my python application: , What happens if you define a root logger in your "loggers" section?
TAG : python
Date : November 23 2020, 09:01 AM , By : sinkerplus
Should I pass the object in or build it in the constructor?
Should I pass the object in or build it in the constructor?
will be helpful for those in need There's a good reason your spidey-sense is pointing you toward the second design: it better separates concerns. Reducing dependency improves composability, reusability, and testability.
TAG : python
Date : November 23 2020, 09:01 AM , By : 翔佐賀
3d and 2d subplots in plotly
3d and 2d subplots in plotly
like below fixes the issue This is now possible: https://plot.ly/python/mixed-subplots/. From their example:
TAG : python
Date : November 23 2020, 09:01 AM , By : Aubrey bernardino
Apache Spark CombineByKey with list of elements in Python
Apache Spark CombineByKey with list of elements in Python
will help you If you want to keep all values as a list there is no reason to use combineByKey at all. It is more efficient to simply groupBy:
TAG : python
Date : November 23 2020, 09:01 AM , By : Svetlana
How do I round up to the highest multiple of 10 in python?
How do I round up to the highest multiple of 10 in python?
Any of those help I sort of know how to use a roundup function and this is what I currently have (this is the whole program): , After including the
TAG : python
Date : November 23 2020, 09:01 AM , By : Supra
ValueError: invalid literal for int() with base 10: 'skip'
ValueError: invalid literal for int() with base 10: 'skip'
I wish did fix the issue. , This is closer to what you want:
TAG : python
Date : November 23 2020, 09:01 AM , By : frimp
How to get entire VARCHAR(MAX) column with Python pypyodbc
How to get entire VARCHAR(MAX) column with Python pypyodbc
will be helpful for those in need Well, I ended up getting the problem resolved. I found this link regarding a similar problem, just not in python, and they found that the problem was with the SQL Server native client driver. They recommended using t
TAG : python
Date : November 23 2020, 09:01 AM , By : P.L. Paz
Use value of variable rather than keyword in python numpy.savez
Use value of variable rather than keyword in python numpy.savez
help you fix your problem You could make a dictionary and then use ** to pass its contents in the form of keyword arguments to np.savez. For example:
TAG : python
Date : November 23 2020, 09:01 AM , By : Purni Deshmuk
Overlapping cron job that runs the same Django management command: problematic?
Overlapping cron job that runs the same Django management command: problematic?
Hope this helps Yes. This could definitely cause issues. You have a race condition. If you wish, you could acquire a lock somehow on a critical section which would prevent the next invocation from entering a section of code until the first invocation
TAG : python
Date : November 23 2020, 09:01 AM , By : yongbo
Distributed Powerset
Distributed Powerset
help you fix your problem If you use n bits of an integer to represent the items in a subset of n items, you can start the variable at 0, and increment it to get to the next subset. So to evenly distribute the work between k processors, you can simpl
TAG : python
Date : November 22 2020, 02:59 PM , By : ChadR
Set a python variable to a C++ object pointer with boost-python
Set a python variable to a C++ object pointer with boost-python
it fixes the issue When dealing with language bindings, one often has to be pedantic in the details. By default, when a C++ object transgresses the language boundary, Boost.Python will create a copy, as this is the safest course of action to prevent
TAG : python
Date : November 22 2020, 02:59 PM , By : Tiến Dũng
How to change array layout?
How to change array layout?
wish helps you One approach with ndarray.transpose and np.concatenate -
TAG : python
Date : November 22 2020, 02:59 PM , By : Fahrur Rozi
How do I properly structure Templates and include them in the settings in Django 1.8.6?
How do I properly structure Templates and include them in the settings in Django 1.8.6?
hop of those help? You have 'APP_DIRS': True, so you shouldn't have to edit DIRS to use templates in the home_app/templates/ directory, as long as home_app is in your installed apps.If you have a template,
TAG : python
Date : November 22 2020, 02:59 PM , By : silverspring
Function parameter semantics (with nested functions)
Function parameter semantics (with nested functions)
wish help you to fix your issue The expression lambda y: y + x creates a new function, and this function is returned by do_something to its caller. In this function, x is a free variable, and the closure saves a reference to the parameter to the do_s
TAG : python
Date : November 22 2020, 02:59 PM , By : Prabhanjan
Not enough arguments for format string python
Not enough arguments for format string python
fixed the issue. Will look into that further On codacy it detects an issue where I dont have enough arguments for format string. Help please. , pass a tuple, not a list
TAG : python
Date : November 22 2020, 02:59 PM , By : kkraz
How to extract equation from a polynomial fit?
How to extract equation from a polynomial fit?
this one helps. The coefficients of the linear model are stored in the intercept_ and coeff_ attributes of the model.You can see this more clearly by turning-down the regularization and feeding-in a known model; e.g.
TAG : python
Date : November 22 2020, 02:59 PM , By : Rafael
How to enable unicode for Python on Fedora?
How to enable unicode for Python on Fedora?
Does that help 'andreyto-mgtaxa-8175a98' : Create a "Fedora 23 Makefile" : $ mkdir build2 cd build2/ cmake ../
TAG : python
Date : November 22 2020, 02:59 PM , By : Jihoon Lee
How to check for a POST method in a ListView in Django views? I'm getting a 405 error
How to check for a POST method in a ListView in Django views? I'm getting a 405 error
I wish did fix the issue. It's because you're making a POST request but you've only defined a GET method. If you add a POST method, it should do the trick :
TAG : python
Date : November 22 2020, 02:59 PM , By : hodoor
Pandas fillna values with numpy array
Pandas fillna values with numpy array
may help you . If you're sure that arr is the same length as the number of times 'foo' appears, you can use the following to set the values:
TAG : python
Date : November 22 2020, 02:42 PM , By : vijaykanth
How to change the date format in a list of dates
How to change the date format in a list of dates
seems to work fine I want to import data from multiple csv files. Every business day a new CSV file is produces and the first 8 digits of the file name is the date in question. I want to import the data from the last 100 files every day. So, I though
TAG : python
Date : November 22 2020, 02:42 PM , By : Jeremy
Passing a variable between two test cases?
Passing a variable between two test cases?
should help you out Variables in test cases are local scope and not visible in other tests. If you want to access ${FIGURE} in another test, you should set it as suite variable:
TAG : python
Date : November 22 2020, 02:42 PM , By : MedicDavid
h2o: iterate through rows
h2o: iterate through rows
Hope this helps You can do a row-wise apply. iris.apply(foo,1)Where foo is some lambda that h2o understands (there are some limits on what can go in there, but all basic math ops should work fine).
TAG : python
Date : November 22 2020, 02:42 PM , By : kicc
scipy curve_fit fails on easy linear fit?
scipy curve_fit fails on easy linear fit?
To fix the issue you can do NaN values will produce meaningless results - you need to exclude them from your data before doing any fitting. You use boolean indexing to do this:
TAG : python
Date : November 22 2020, 02:42 PM , By : Victor Perez
how to multiply dataframes elementwise and create multi-index -- Python
how to multiply dataframes elementwise and create multi-index -- Python
Hope that helps You can reindex the two dataframes so their index/column match, and then multiply them:
TAG : python
Date : November 22 2020, 02:42 PM , By : Kelly Hook
Can Django's development server route mutliple sites? If yes, how?
Can Django's development server route mutliple sites? If yes, how?
this will help No, you can't. The SITE_ID is cached in various places, so you can't change it at runtime. You need a separate process for each site, but you can't bind more than one process to a single port. Neither can the development server act as
TAG : python
Date : November 22 2020, 02:42 PM , By : Pat
Apply Number formatting to Pandas HTML CSS Styling
Apply Number formatting to Pandas HTML CSS Styling
should help you out That hasn't been implemented yet (version 0.17.1) - but there is a pull request for that (https://github.com/pydata/pandas/pull/11667) and should come out in 0.18. For now you have to stick to using the formatters.
TAG : python
Date : November 22 2020, 02:42 PM , By : minnimalist
Python cosine-similarity on all possible pairs in list
Python cosine-similarity on all possible pairs in list
I wish did fix the issue. You can make use of Python's groupby and combinations functions as follows:
TAG : python
Date : November 22 2020, 02:42 PM , By : Asparatame
ImportError: cannot import name Serializer
ImportError: cannot import name Serializer
may help you . I believe this is a known issue, as seen here.We just have to install the latest update from github. sudo pip install git+https://github.com/greedo/python-xbrl.git
TAG : python
Date : November 22 2020, 02:42 PM , By : Donald Zelaya
make a shift by index with a pandas dataframe
make a shift by index with a pandas dataframe
Does that help the answer was to resample so I won't have any hole, and then apply the answer for this question : How do you shift Pandas DataFrame with a multiindex?
TAG : python
Date : November 22 2020, 02:42 PM , By : amih3
Call Python from C++ OpenCV 3.0
Call Python from C++ OpenCV 3.0
This might help you Okay, so I solved it myself by piping. Thought I should share my solution:C++ side:
TAG : python
Date : November 22 2020, 02:42 PM , By : Cesium
How to inherit from GObject class?
How to inherit from GObject class?
I hope this helps . GtkCellRendererText requires string (gchararray) data for its text property, and it is receiving custom GObject values. The __str__ function works on the Python level and is never invoked by GObject.Fortunately, what you want to a
TAG : python
Date : November 22 2020, 09:00 AM , By : Salman Khan
Prevent from converting string to int in xaxis in plot by groups
Prevent from converting string to int in xaxis in plot by groups
To fix this issue It is nor really clear what you want to do. You have to give plt some information about where to put the points, i.e. x-values. Strings do not fulfil this requirement. Can there be multiple entries per day? If not you could do somet
TAG : python
Date : November 22 2020, 09:00 AM , By : Gustavo Contreras

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