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Convert any JSON to name/value pairs
Question: I have a source JSON that can be in any potential format. For storage &
processing purposes, I'd like to save this data in 2 column format.
For example, I'd like the following JSON:
"record" {
"name1": "value1",
"name2": "value2",
"paramet... |
Python callback issue with GPIO on raspberry
Question: I'm an absolute python newbie and this is my first raspberry project. I try to
build a simple music player in which every input button loads a different
album (8 albums) and 3 buttons to control playback (next, pause, last).
To load the music I use a USB drive whi... |
Progress dots with a Thread in Python
Question: I am trying to create a thread in Python that will poll some server as long as
it won't get proper answer (HTTP GET). In order to provide convenient text UI
I want to print progress dots. Another dot with every connection attempt until
it finish (or just another dot with ... |
Caffe install getting ImportError: DLL load failed: The specified module could not be found
Question: I am trying to compile and run the snippets posted
[here](http://nbviewer.ipython.org/github/BVLC/caffe/blob/master/examples/00-classification.ipynb),
which basically is going to let me visualize the network internals(... |
Decorate class that has no self in method signature in Python
Question: I am trying to apply decorator dynamically to classes. It works if I have a
class method including self in method signature.
**Working example:**
from functools import wraps
def debug(func):
@wraps(func)
def... |
Cannot import cv2 in python in OSX
Question: I have installed OpenCV 3.1 in my Mac, cv2 is also installed through `pip
install cv2`.
vinllen@ $ pip install cv2
You are using pip version 7.1.0, however version 7.1.2 is available.
You should consider upgrading via the 'pip install --upgrade pip' co... |
Why doesn't this code work? *Complete Noob*
Question: I recently started learning Python, and I wanted to create a program that will
show me all the new releases from AllMusic, but it doesn't work. I'm sorry,
but I'm a complete noob. At first I want to just see the artist:
import requests
from bs4 im... |
Python unittest on PyCharm sometimes passes without changing any code in SUT
Question: The problem is the first of it's kind which I have come across. I have a class
and the corresponding unit test. The test passes/fails randomly without any
change on the class under test. I mean I press **shift+F10** and immediately
p... |
sending ethernet data along with ARP protocol to automobile gateway in Python
Question: I have programmed in python, where an Array of Bytes will be send to activate
a a protocol feature in the automobile Gateway. Basically I am building a
lower Level ISO-OSI structure which sends a packet of Ethernet layer along
with ... |
Problems crawling wordreference
Question: I am trying to crawl `wordreference`, but I am not succeding.
The first problem I have encountered is, that a big part is loaded via
`JavaScript`, but that shouldn't be much problem because I can see what I need
in the source code.
So, for example, I want to extract for a giv... |
Django - RuntimeError: populate() isn't reentrant
Question: I'm trying to move my Django project to a production server(virtual machine
running ubuntu server 14.04 LTS X64) freshly installed.
All I did so far is installing the project requirements.txt (no apache server
installed nor mysql server)
When I try to run `m... |
Python time.sleep() not sleeping
Question: I'm coding a game, and the fight function seems to be tripping me up. Here's
the combat snippet of my code:
def combat(player, enemy, dun):
print("\n"*100 + "A " + enemy.name + " has attacked you!")
while player.health > 0 and enemy.health > 0:
... |
How can I use raw_input to receive input from stdin in python 2.7?
Question: To receive input from stdin in python 2.7, I typically `import sys` and use
`sys.stdin`. However, I have seen examples where `raw_input` is used to
receive input from stdin, including multi-line input. How exactly can I use
raw_input in place ... |
Parallel Port access through python
Question: I am trying to run "parallel" package on my 64 bit system.
Import parallel
But I am getting this Error. I think this is some DLL problem, but don't know
which DLL I need and where to keep them.
My_Work\Signal_Generator_GUI\with_parallel.p... |
Storing code inside a dictionary
Question: I'm getting into Python, and though of writing my own script which allows me
to check arguments provided when a program is run. An example below of what
I'm trying to achieve:
`python file.py -v -h anotherfile.py`
or
`./file.py -v -h anotherfile.py`
In these two cases, t... |
Python DateTime if statement behaves different in Azure.(Django WebApp)
Question: So i'm writing a little Django webApp. It uses JSON data from a API to render
everything. In localhost, everything runs fine. But in Azure it does not.
The is somewhere in this code:
for appointment in appointmentsMaan... |
If x is between y and z, print, no output with python csv
Question: I'm trying to get the first row of a csv to print when the condition is
between the second and third row.
Here is my current code:
from libnmap.parser import NmapParser
import csv
from netaddr import *
ip = raw_inp... |
How to extract raw html from a Scrapy selector?
Question: I'm extracting js data using response.xpath('//*')re_first() and later
converting it to python native data. The problem is extract/re methods don't
seem to provide a way to not unquote html i.e.
original html:
{my_fields:['O'Connor Park'], }
... |
Python UnicodeDecodeError exception
Question:
txt = input("vilken textfil vill du använda?")
fil = open(txt,"r")
spelare=[]
resultat=[]
bästnamn=None
bästkast=0
for line in fil:
kolumn=line.split()
kolumn1=len(kolumn[1])
kolumn2=len(kolumn[2])
if len(kolumn)<5... |
Django redirect() truncating URLs to domain name on production server using HTTPS
Question: I'm running Django 1.8, Python 2.7. I have noticed a problem on my site with
redirects which seems only to affect my production server using HTTPS
protocol, but not staging or dev servers running plain HTTP.
As examples, I've i... |
Writing dataReceived (from Twisted) to a tkinter texxtbox
Question: Okay, so I'm sure this should be more simple than it is, but... Basically, I
have a twisted reactor listening on a specific port. I also have a tkinter
form containing a textbox. What I want to do is simply write the data received
to that textbox.
Bel... |
Python access to Parent Directory
Question: I have a file in the directory
app
a
Ulil.py
b
main.py
I want to import Ulil.py (at app\a) into main.py (at app\b).
How do i go about doing this. I need to move the file around as well so I
don't want to put the entire pat... |
Why is this loop runs gradually slowly？
Question: The flowing code is a simple python loop.
def getBestWeightsByRandomGradientAscent(featureDatasList, classTypes, maxCycles=1):
"""
:param featureDatasList:
:param classTypes:
:param maxCycles: the loop time
:return:... |
django foreign key quotes error
Question: I have two models in two files that import one another. One of them is
connected to another by foreign key. To avoid circular import, I am trying to
define the foreign key in quotes:
from pubscout.models import Campaign
class RuleSuite(models.Model):
... |
Difficulty serializing Geography column type using sqlalchemy marshmallow
Question: I an trying to use Marshmallow to do do deserialize and serialise SQLAlchemy
objects but run into a problem when dealing with Geography fields in the ORM.
Firstly the model:
class Address(db.Model, TableColumnsBase):
... |
Whats the simplest and safest method to generate a API KEY and SECRET in Python
Question: I need to generate a API key and Secret that would be stored in a Redis
server. What would be the best way to generate a key and secret?
I am develop a Django-tastypie framework based app.
Answer: EDIT: for a very secure way of... |
Why python numpy.delete does not raise indexError when out-of-bounds index is in np array
Question: When using np.delete an indexError is raise when an out-of-bounds index is
used. When an out-of-bounds index is in a np.array used and the array is used
as the argument in np.delete, why doesnt this then raise an indexEr... |
Python matplotlib histogram: edit x-axis based on maximum frequency in bin
Question: I am trying to make a series of histograms by looping through a series of
arrays containing values. For each array my script is producing a separate
histogram. Using the default settings, this results in histograms in which the
bar wit... |
Unable to Save Arabic Decoded Unicode to CSV File Using Python
Question: I am working with a twitter streaming package for python. I am currently using
a keyword that is written in unicode to search for tweets containing that
word. I am then using python to create a database csv file of the tweets.
However, I want to c... |
Adding new headers and splitting column
Question: I have a large `csv` with data that I have imported to python with pandas. The
first 3 rows of the `csv` look like the following.
“PATIENT”,"MD",“REFMD”,“DIAGNOSIS_HISTORY”,“AVAILABLE_STUDIES”
“patient1\nPID1\npAge1”,“MDname1\nMDname3”,” RefDoctorName... |
Removing not used resources in Android
Question: Android has recently added `Unused resource remover` functionality into
Android Studio but for some reasons it doesn't work (I asked a question regard
that [here](http://stackoverflow.com/q/34866226/513413)).
I found [android-resource-remover](https://github.com/KeepSaf... |
Redshift: Serializable isolation violation on table
Question: I have a very large Redshift database that contains billions of rows of HTTP
request data.
I have a table called `requests` which has a few important fields:
* `ip_address`
* `city`
* `state`
* `country`
I have a Python process running once per da... |
Custom Django field does not return Enum instances from query
Question: I have a simple custom field implemented to utilize Python 3 Enum instances.
Assigning enum instances to my model attribute, and saving to the database
works correctly. However, fetching model instances using a QuerySet results in
the enum attribut... |
Upgrading to latest pip caused ValueError
Question: The latest upgrade to `pip` (using Python 3.5) causes the following error to
occur for any `pip` command:
Traceback (most recent call last):
File "/Library/Frameworks/Python.framework/Versions/3.5/bin/pip3.5", line 7, in <module>
from pip ... |
Find the indices of the lowest closest neighbors between two lists in python
Question: Given 2 numpy arrays of unequal size: A (a presorted dataset) and B (a list of
query values). I want to find the closest "lower" neighbor in array A to each
element of array B. Example code below:
import numpy as np
... |
get all unique value from a sparse matrix[python/scipy]
Question: I am trying to make a machine learning lib work together with scipy sparse
matrix.
Below code is to detect if there are more than 1 class in `y` or not.Because
it doesn't make sense if there is only 1 class when doing classification.
impo... |
ImportError: cannot import name 'PrintTable' in Python 3.5.1 by pyenv
Question: I installed pyenv to manage different versions of Python, and use `pip install
printtable` to download and install `printtable`.
But when I import this module in interactive shell, it doesn't work and shows
`ImportError`.
$ ... |
Plotting 3D random walk in Python
Question: I want to plot 3-D random walk in Python. Something that is similar to picture
given below. Can you suggest me a tool for that. I am trying to use matplotlib
for it but getting confused on how to do it.
For now I have a `lattice` array of zeros which basically is `X*Y*Z`
di... |
Python & BS4: Exclude blank and Grand Total Row
Question: Below is my code to extract data out of an HTML document and place it into
variables. I need to exclude the blank lines, as well as the "grand total"
line. I've added the HTML input of those segments beneath my code. I'm not
sure how to make it work. I can't use... |
Different datetime.strftime output with same locale settings
Question: I use python 2.7 and it turned out that datetime.strftime produces different
output on different environments (both unix-based) with the same locale
settings.
locale.setlocale(locale.LC_ALL, ('RU', 'utf-8'))
print locale.getlocale... |
python virtualenv scipy import error undefined name
Question: I just started using virtualenv for my existing python project and ran into
some trouble...
When I try to import the following
from scipy.sparse.linalg import spsolve
it causes an import error if a virtualenv is activated
... |
Django1.7 'RemovedInDjango19Warning' when using apache with mod_wsgi
Question: i am using Django version 1.7 for an application, everything was running good
in my developpement PC (i was runnin it using `manage.py runserver` command.
now i am trying to move it to a production server. in the production server,
everythi... |
Windows Python2.7 path parsing error
Question: I'm attempting to use the python 010 editor template
[parser](http://d0cs4vage.blogspot.com/2015/08/pfp-python-interpreter-
for-010-templates.html)
The doc specifically states (to get started):
import pfp
pfp.parse(data_file="C:\path2File\file.SWF",temp... |
Python class can't find attribute
Question: Basically, I want to run the connect function but I keep getting the CMD error
message 'class StraussBot has no attribute 'connectSock' but I can obviously
see it does. I've tried searching on here and I can't find any resolutions to
this issue. SO it will be greatly apprecia... |
What is the proper technique for creating and managing complex data models in Django?
Question: I've got a relational database background, know a bit of Python, and am a
complete Django newbie / wannabe. I've been considering doing some projects in
Django. One thing I've noticed, however, is that, in Django, you create... |
Execute a command with JSON string in python
Question: How do we execute a shell command with a JSON string in python?
The command is like:
tool --options '{"oldTool" : "yes"}'
Thanks!
Answer: I would import call from subprocess (`from subprocess import call`) and then
use the call command: `cal... |
Installing Python Fancy Impute Module for K-Nearest Neighbors Imputation of Null Values
Question: I am using a 64bit Windows 10 machine.
I am trying to install the [fancy impute
module](https://github.com/hammerlab/fancyimpute) to do K-Nearest Neighbors
Imputation of null values in a data set.
I have had to separatel... |
Monitor two(2) serial ports at the same time asynchronously in Python
Question: I have two serial ports feeding data into Python. One is feeding GPS strings
(about 4 lines per second) and the other feeding data strings from a gas
monitor (about 1 line every second)
I would like to monitor both gps and gas feeds at the... |
Sympy seems to break down with higher numbers
Question: I've been playing around with sympy and decided to make an arbitrary equations
solver since my finance class was getting a little dreary. I wrote a basic
framework and started playing with some examples, but some work and some don't
for some reason.
... |
How to set regression intercept to 0 in Orange
Question: I wrote the bellow regression code in python using orange library but
import Orange
data = Orange.data.Table("lenses")
learner = Orange.regression.LinearRegressionLearner()
model = learner(data)
print (model.coefficients)
I ne... |
cannot import matlab file to python code
Question: I am on a project on machine learning. trained the data in matlab R2015a and
obtained a file abc.m . I get the expected result from matlab file while
giving input from the matlab command window. i have developed the interface in
pyqt5 and got the file in python . Want ... |
Counting and grouping in Python
Question: I was working on a problem in which I had to write a program that will count
the number of each item needed for the chefs to prepare. The items that a
customer can order are: salad, hamburger, and water. `salad:[# salad]
hamburger:[# hamburger] water:[# water]` for example `If ... |
Problems with a function and odeint in python
Question: For a few months I started working with python, considering the great
advantages it has. But recently, i used odeint from scipy to solve a system of
differential equations. But during the integration process the implemented
function doesn't work as expected.
In ... |
Python3 Trying to execute sql query with dynamic column names
Question: I am using `sqlite3` and I am trying to dynamically return specific columns
from database using SELECT query, problem is I keep getting the column names
back instead of the actual rows. Here is an example code
import sqlite3
conn... |
How to select all data in pymongo?
Question: I want to select all data or select with conditional in table `random` but I
can't find any guide in MongoDB in python to do this.
And I can't show all data was select.
Here my code:
def mongoSelectStatement(result_queue):
client = MongoClient('mongo... |
Looping a Selenium Python script
Question: I have the following script that opens a browser and logs in then closes the
browser:
from selenium import webdriver
browser=webdriver.Ie()
import time
x=4
for i in range(x):
browser.get("http://localhost:8080/customercareweb-pro... |
Robust endless loop for server written in Python
Question: I write a server which handles events and uncaught exceptions during handling
the event must not terminate the server.
The server is a single non-threaded python process.
I want to terminate on these errors types:
* KeyboardInterrupt
* MemoryError
* ..... |
Importing from parent directory gets error
Question: The project structure on my local machine is setup like this:
python/
__init__.py
readText.py
testing/
__init__.py
removeDuplicates.py
In removeDuplicates.py I am trying to import as follows:
... |
Chapter 7, Automate the boring stuff with Python, practice project: regex version of strip()
Question: I am reading the book "Automate the boring stuff with Python'. In Chapter 7,
in the project practice: the regex version of strip(), here is my code (I use
Python 3.x):
def stripRegex(x,string):
impo... |
Cross class variable only initialized once
Question: I'm having some troubles with the scope in Python. I initialize a variable
(`basePrice`) in a class (`STATIC`). The value is static and the
initialization takes some work, so I only want to do it once. Another class
`Item`, is a class that is created a lot. An `Item`... |
python oauth2 client issues when trying to get authorization token
Question: I am trying to use OAuth2 to get an authorization token using Python to a REST
API. I am successful doing so using CURL but not with python. I am using the
examples provided at the following docs: <https://requests-
oauthlib.readthedocs.org/en... |
.Convert String into a 2Bytearray(U32)- python
Question: I have a string `text="0000001011001100"` I want to convert this string into a
2 byte array something like this **(b'\x00\x02')**
byte_array=(socket.htons(text)).to_bytes(2,sys.byteorder)
But this is not working and giving an error that **int... |
How to get garbage values in python
Question: This question may not have any practical value, this is just out of curiosity.
In C/C++ when you declare a variable like below:
int c;
variable `c` will have some garbage value in it. As per my understanding
python doesn't have variables as in C/C++ but... |
regex works on pythex but not python2.7, finding unicode representations by regex
Question: I am having a strange regex issue where my regex works on pythex, but not in
python itself. I am using 2.7 right now. I want to remove all unicode
instances like `\x92`, of which there are many (like `'Thomas Bradley
\x93Brad\x9... |
For loop outputting one character per line
Question: I'm writing a quick python script wrapper to query our crashplan server so I
can gather data from multiple sites then convert that to json for a migration
and I've got most of it done. It's probably a bit ugly, but I'm one step away
from getting the data I need to pa... |
nosetests does another output (ImportError) then simple unittest (No Error) Why?
Question: When i make a simple Test with unittest only it does not show any error. But
when i try to nosetests my test files it does a ImportError. Here are the
nessesary Informations.
# Project Structure:
-rwxrwxr-x __init... |
open a browser page and take screenshot every n hour in python 3
Question: I want to open a web page then take a screenshot every 2 hours via python.
here is my code to open a page at every 2 hour interval
import time
import webbrowser
total_breaks = 12
break_count = 0
while(break_co... |
Vlfeat for Ipython
Question: I've been trying to set up vlfeat library for Jupyter which comes with
anaconda. I've installed from this <https://anaconda.org/menpo/vlfeat> but
cant import the library in the notebook. Can someone Guide on how to set it
up?
Answer: Try:
from cyvlfeat import sift
Tha... |
python pandas and matplotlib installation conflict
Question: I am using a Mac OSX Yosemite 10.10.5 and I am trying to practice data science
with python on my laptop. I am using python 3.5.1 on a virtualenv however when
I install pandas and matplotlib seems like both of them are having a conflict
when trying to be impor... |
text extraction line splitting across multiple lines with python
Question: I have the following code:
f = open('./dat.txt', 'r')
array = []
for line in f:
# if "1\t\"Overall evaluation" in line:
# words = line.split("1\t\"Overall evaluation")
# print words[0]
n... |
flask app only shows list of files with apache2
Question: Im trying to host a flask app with an apache2 server. The server works but I'm
only seeing a list of files, the wonderful "index of" page. My code is pretty
simple. This is my hello.py file in /var/www/flask_dev:
from flask import Flask
app = ... |
Python daemon starts correctly with init-script but fails on startup
Question: I have some python daemons for raspberry pi applications running on startup
with init-scripts.
The init script runs fine from the console, starts and ends the background
process correctly.
The script was made autostart with sudo insserv Ga... |
Python 3.4: Unknown format code 'x'
Question: I have issue about packet sniffer in Python3.
version of python: 3.4
I followed some tutorial that works, but not on my computer. This code has to
get mac address, convert it to string and in main() method should print to me
destination mac, source mac and protocol.
code... |
NetBeans complains, but the code runs
Question: I am new to python. I am writing programs in NetBeans.
* NetBeans 8.1
* Python Plugin for NetBeans
* Python 3.5.1
* Plugin is set up for 3.5.1, instead of the default 2.7
NetBeans complains when I write the statement
print ("_ ", end='')
The... |
Kivy does not detect OpenGL 2.0
Question: I have decided to do some programming in Kivy cross platform and installed
Kivy on my computer successfully. The problem is that when I run my code, I
get this error:
[INFO ] [Kivy ] v1.9.1
[INFO ] [Python ] v3.4.4 (v3.4.... |
Travis throws Python syntax error from a print statement in node-sass when using pytest
Question: I'm having a strange problem with Travis when testing a Django app with
[pytest-django](https://pypi.python.org/pypi/pytest-django). All my tests pass
locally and apparently on travis as well but no matter what I do, I get... |
Replace multiple text values in a single file
Question: Python 3 - attempt at Cisco Router deployment script. I am attempting to
replace multiple text values in a input value of 'router-input.txt'.
Unfortunately, I can't figure out how to replace multiple values in a single
file. At the end of running the below code, o... |
How to install and use rpy2 on Ubuntu
Question: I am trying to use Python to call R through rpy2. I am working on Ubuntu
15.10. I have installed Python 3.5.1 as part of Anaconda 2.4.1 (64bit), R and
rpy2 version 2.7.6. When I tried $ python -m 'rpy2.tests' on the terminal, I
am getting the following error:
... |
Python: With Scrapy Script- Is this the best way to scrape urls from forums?
Question: What I want to do:
* Scrape all urls from this website: <http://www.captainluffy.net/> (my friends website, who I have permission to scrape urls from)
* However, I can't just brute everything, as I'll end up with lots of duplica... |
Can't seem to rid of the error message no matter what I've tried. From "Hello! Python" book
Question: Here's the error I'm getting when I try to run the code below:
Traceback (most recent call last):
File "/Users/JPagz95/Documents/Hunt_the_Wumpus_3.py", line 76, in <module>
visit_cave(0)
... |
Convert Json Dictionary Objects to Python dicitonary
Question: I have a Json file with dictionary like objects
{"d1a": 91, "d1b": 2, "d1c": 1, "d1d": 5, "d1e": 7, "d1f": 77, "d1e": 999}
{"d2a": 1, "d2b": 2, "d2c": 3, "d2d": 4, "d2e": 5, "d2f": 6, "d2e": 7}
{"d3a": 1, "d3b": 2, "d3c": 3, "d3d": 4,... |
Check type existence in Python module
Question: What would be the most Pythonic way of determining if an object's type is
contained in a specific module?
For example, let's say I want to match date, time, and datetime classes from
the datetime module.
import datetime
mylist = [obj1, obj2, obj3, ...]... |
How can i animate text by character in Tkinter?
Question: So i know that in the python window you can use this..
for char in introstring:
sleep(0.2)
sys.stdout.write(char)
sys.stdout.flush()
and it will display the text in the window, character by character at the
speed of 0... |
Python - CSV to Matrix
Question: Can you help me with this problem?
I`m new in programming and want to find out how to create a matrix, which
looks like this:
matrix = {"hello":["one","two","three"],
"world": ["five","six","seven"],
"goodbye":["one","two","three"]}
I wa... |
scrapy "Missing scheme in request url"
Question: Here's my code below-
import scrapy
from scrapy.http import Request
class lyricsFetch(scrapy.Spider):
name = "lyricsFetch"
allowed_domains = ["metrolyrics.com"]
print "\nEnter the name of the ARTIST of the song fo... |
Fitting a curve python
Question: I am trying to fit a curve in python with this function
def func(x,a,c,d,e):
return a*((x/45)**c)*((1+(x/45)**d)/2)**((e-c)/d)
but I get this error: TypeError: unsupported operand type(s) for /: 'list' and
'int'
What should I do?
Answer: You have to cast ... |
Django, AttributeError: 'module' object has no attribute
Question: Excuse me for my english. I start Django Project (I'm beginner on Django &
Python) with Django Rest Framework.
My project :
# tree -I 'env'
.
├── api
│ ├── admin.py
│ ├── admin.pyc
│ ├── apps.py
│ ├── apps... |
Pants includes OS X specific Python wheels
Question: **TLDR** : Pants fetches OS X specific wheels bc I'm developing on Mac. How
can I avoid this, or specify that I will deploy to Ubuntu?
**Full story** :
Trying to package a Python application with Pants. Going great so far, but ran
into a problem which I've been stu... |
How to Make Tkinter Canvas Transparent
Question: In my program, I am trying to overlay different canvas geometries on top of an
image. However, my problem is that the canvas itself has a color that blocks
most of the image. How can I make this canvas transparent, so that only the
geometries that I draw are visible? Her... |
how to predict unique list in lists?
Question: This is list of tile placements. Each integer stands for an id of a tile. Each
time an integer is added to a new list it means that a new tile is placed.
When a tile is removed, the last integer is removed from a new list. I want
that every time a tile is placed the list t... |
Storing JSON data in Aerospike in Python
Question: I'm trying to retrieve response from ip-api.com for most IP ranges. But I want
to store that data in Aerospike but I'm having some errors.
Here is the Python script
# import the module
from __future__ import print_function
import aerospike
i... |
How do I take a Python List of Dictionary Values and display in Kivy UI as a table (Using ListView Widget)?
Question: **Background:** I am working in Python 2.7.10 on Red Hat Linux 6. I have Kivy
1.9.2 installed and I am developing an app that will display some data from
Oracle Database tables. I am using cx_Oracle to ... |
Where to save python modules
Question: I'm just learning about modules in python 3.5. While I can usually install and
import packages using sudo pip install {package}, I can't seem to figure out
how to import my own files.
I made a test.py file with a single definition to test. I saved it to the
site-packages folder. ... |
How to create a new data object in memory, rather than pointing to one? (in Python 3)
Question: As an illustration of my question, say I want to swap two elements in an
array:
# Array Integer Integer -> Array
# I want to swap the values at locations i1 and i2.
# I want to return the array with v... |
Python/Kivy Attribute Error
Question: I'm working on some code to create a UI for a touchscreen in Python/Kivy. I'm
new to both, and am having a bit of trouble with it. I'm getting an
AttributeError raised on `return PtWidg()`, but the console isn't giving me
anything super helpful to work off of:
Traceb... |
List into json format using Python
Question: I have a list like below...
lst = ['dosa','idly','sambar']
i need to convert the above data to below format by using Python.
[{'menuitem': 'idly'},
{'menuitem': 'dosa'},
{'menuitem': 'sambar'},
]
Thanks.
Answer: Using... |
Python unittest failing to resolve import statements
Question: I have a file structure that looks like the following
project
src
__init__.py
main.py
module.py
secondary.py
test
test_module.py
## module.py
... |
Python 3.4 can't find OpenSSL
Question: I trying to use WebSockets in Python 3.4 (Windows 7) This is a test code:
from twisted.internet import reactor
from autobahn.twisted.websocket import WebSocketClientFactory, WebSocketClientProtocol, connectWS
import json
class ClientProtocol(WebSoc... |
Python replace / with \
Question: I write some simple Python script and I want to replace all characters `/`
with `\` in text variable. I have problem with character `\`, because it is
escape character. When I use `replace()` method:
unix_path='/path/to/some/directory'
unix_path.replace('/','\\')
... |
how to connect spark streaming with cassandra?
Question: I'm using
Cassandra v2.1.12
Spark v1.4.1
Scala 2.10
and cassandra is listening on
rpc_address:127.0.1.1
rpc_port:9160
For example, to connect kafka and spark-streaming, while listening to kafka
every 4 seconds... |
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