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how to exclude the non numerical integers from a data frame in Python
Question: I have a data frame which comprises of datatypes integer, string, numeric etc.
Something like below. I want to exclude all the variables which are non-
numeric. is there any automated way in Python?
'data.frame': 891 obs. o... |
Python SQLite3 is not working
Question: I am practing using SQLite3 in Python. The version of Python is 2.7 And I am
using mac os.
I cannot find any problem with my code... When I run it, I do not get any
syntax error. My coding suppose to print out every element of database. It
does not print anything at all.
... |
How to read folder structure and assign it to datastructure?
Question: I'm only starting with python, and I'm trying to accomplish following:
I have a folder structure (simplified):
-folder1
---file1
---file2
-folder2
---file3
-folder2
---file4
---file5
---file6
I'd... |
Optimizing an Euler-Maruyama implementation in python
Question: I was tasked to solve a specific Stochastic Differential Equation (SDE) and an
ordinary DE that both depend on each other. I've been using the [Euler-
Maruyama method](https://en.wikipedia.org/wiki/Euler%E2%80%93Maruyama_method)
to solve the equations and ... |
Speeding up guassian EM algorithm
Question: My python code is as follows...it takes forever. There must be some numpy
tricks I can use? The picture I am analyzing is tiny and in grayscale...
def gaussian_probability(x,mean,standard_dev):
termA = 1.0 / (standard_dev*np.sqrt(2.0*np.pi))
... |
Approximation by sin waves using DFT on python. What's wrong?
Question: I'm writing the prorgram on python that can approximate time series by sin
waves. The program uses DFT to find sin waves, after that it chooses sin waves
with biggest amplitudes.
Here's my code:
__author__ = 'FATVVS'
import... |
Python select() not waiting for terminal input after forkpty()
Question: I am trying to write a python script that will automatically log in to a
remote host via ssh and update a users password. Since ssh demands that it
take its input from a terminal, I am using os.forkpty(), running ssh in the
child process and using... |
Cutting list python base on condition
Question: For example:
my_string='ONETWOTHREEFOURFIVESIXSEVENEIGHTNINETEN'
and how to make it become
['ONE','TWO','THREE','FOUR','FIVE','SIX','SEVEN','EIGHT','NINE','TEN']
How can I do this efficiently without importing anything?
Answer: ... |
Python variable range
Question: I'm trying to have a range that I can change on the fly. What I have found
here didn't help me to fix my error.
I am currently using a fixed variable to test what I am doing
I can not figure out how to post the actual code; I can't get it to paste. So
this is the general idea (I made t... |
wxPython automatically does event at startup when it shouldn't
Question: So, I am pretty new to programming. I am currently making a simple text editor
(claaaassic) in wxPython on Mac. I have a the "Save" menu item bound to the
event saveFile() which takes a custom class file() as a parameter for the
directory and file... |
pyodbc autocommit does not appear to work with sybase and sqlalchemy
Question: I am connecting to a sybase ASE 15 database from Python 3.4 using pyodbc and
executing a stored procedure.
All works as expected if I use native pyodbc:
import pd
import pyodbc
con = pyodbc.connect('DSN=dsn_name;... |
Python numerical integration with Simson's rule
Question: I have started to work through this book ([Computational Physics Exercise
5.4](http://www-personal.umich.edu/~mejn/cp/chapters/int.pdf)) and its
exercises and I got stuck with the following question:
[
api = Api(app)
class SendMailAPI(Resource):
def post... |
WebBrowser Library Python 2.7
Question: Python Webbrowser library has the new varibale for its open where, by default,
it will open up a file in the same browser window. Is there a way to open up
the same file in the same TAB. Like whatever the current page that is open on
the browser, redirect that page the specified ... |
Python Google Drive API discovery.build fails with exit code -1073740777 (0xC0000417)
Question: I am building a python application which uploads images to google drive.
However after working for some some time my google drive upload suddenly
stopped working. Whenever I try to initialize the service, the program exits
w... |
heroku & django: server doesn't load staticfiles
Question: Last night I decided to put my django school project on production. For this I
used Heroku. Everything is going fine but "the last touch" is driving me
crazy. It seems that it doesn't see my staticfiles like bootstrap css'es on
the website and I don't know why ... |
How to remove a repeated dictionary in a list of dictionaries?
Question: I have a list in Python:
[{u'key': u'Central District', u'doc_count': 21468},
{u'key': u'Central District', u'doc_count': 6190},
{u'key': u'Central District', u'doc_count': 2060},
{u'key': u'Mexico', u'doc_count': 188... |
Re-arrange List of Tuple in Python
Question: Here, I have a list of tuple as in the following format:
mylist = [('t1', 0, 23),
('t1', 1, 24),
('t1', 2, 25),
('t2', 0, 22),
('t2', 1, 25),
('t2', 2, 26)]
Now, I would like to arrang... |
3 ValueError: dictionary update sequence element #0 has length 3; 2 is required 1
Question: I am using tkinter and trying to create a library of frames instead of having
my program open new windows every time. I have begun creating a welcome page
and I am trying to display what I have created only for it to give me thi... |
Python: Transform [str] type Json data into [dict] type
Question:
import json
data1 = {'b': 789, 'c': 456, 'a': 123}
encode_line = json.dumps(data1)
decode_json = json.loads(encode_line)
print type(encode_line)
print type(decode_line)
The type(decode_line) is [dict], but wh... |
Passing variables onto a MongoDB Query
Question: My collections has the following documents
{
cust_id: "0044234",
Address: "1234 Dunn Hill",
city: "Pittsburg",
comments : "4"
},
{
cust_id: "0097314",
Address: "5678 Dunn Hill",
city: "San Diego",
... |
Python program and regex
Question: Would you be so kind to help me with some regex and Python code? I have
recently received a lot of help for a Python script to go through some
firewall logs. I am almost there, but still need a little help.
Here some log output from a firewall:
Nov 11 00:00:09 firewall... |
ImportError: DLL load failed: when importing statsmodels
Question: My Python version is 3.5 on win32. I successfully installed Numpy+MKL, Scipy
and Statsmodels from here <http://www.lfd.uci.edu/~gohlke/pythonlibs/>
However, when I run
import statsmodels as sm
I get the following error:
... |
Why doesn't Python auto escape '\' in __doc__?
Question: It seems that some escape chars still matter in docstring. For example, if we
run `python foo.py` (`Python 2.7.10`), it will emit error like `ValueError:
invalid \x escape`.
def f():
"""
do not deal with '\x0'
"""
pa... |
Python Regex for extracting specific part from string
Question: I have the following string:
SOURCEFILE: file_name.dc : 1 : log: the logging area
I am trying to store anything inbetween the third and the fourth colon in a
variable and discard the rest.
I've tried to make a regular expression ... |
sentry install error in step webpack -p --bail
Question: install sentry 8.0.0 with:
pip install -e .
got following error:
running [webpack]
Container#eachAtRule is deprecated. Use Container#walkAtRules instead.
Container#eachRule is deprecated. Use Container#walkRules instead... |
PHP excute Python SFTP script
Question: in PHP I need to do some SFTP, but I am having issues because I am not allowed
to install the SSH extension, and phpseclib is not working how I need it to.
As such, I am going to execute a Python script to do the SFTP for me. What I
imaging is doing something like the following
... |
Simple Python inquiry - MD5 hashing
Question: I'm trying write a little python script to hash some words. I'm using hashcat
to verify my outputs and something is wrong and it should be very simple
process to do.. but I can't identify what I have done incorrectly. Only the
last hash of my outputs is getting hashed corre... |
Moving from PHP/Laravel to Python/Django
Question: I want some clarity. I want to learn more about django and use it as
replacement for php/laravel. But the default structure and convention of
django confuses me a bit.
My PHP/Laravel project has 3 parts:
\- Administration
\- Core (Web app for regular users)
\- A... |
How can I print a jinja dict in a deterministic order?
Question: I have a configuration file where a particular setting takes a long ugly json-
style dictionary. I would like to define this dictionary in YAML and print it
out with Jinja. Currently this looks something like this:
{%- load_yaml as some_con... |
What does from __future__ import absolute_import actually do?
Question: I have [answered](http://stackoverflow.com/a/22679558/2588818) a question
regarding absolute imports in Python, which I thought I understood based on
reading [the Python 2.5
changelog](https://docs.python.org/2.5/whatsnew/pep-328.html) and accompan... |
Scrape 3 tables from multiple URLs with beautifulsoup
Question: I am fairly new to web scrapping and also to python. For my bachelor thesis I
need data from rivercruise ships. I was able to write the following code,
which is working on <http://www.cruiseshipschedule.com>.
There is also a second code which I wrote to g... |
print list of tuples without brackets python
Question: I have a list of tuples and I want to print flattened form of this list. I
don't want to transform the list, just print it without parenthesis and
brackets.
input: [ ("a", 1), ("b",2), ("c", 3)]
output: a 1 b 2 c 3
Here's what I do:
... |
Python mysql-connector multi insert not working?
Question: I just started using the Mysql Connector library for Python and I seem to be
running into an issue I can't get my head around.
I have Python dynamically generate Insert statements to be executed on MySQl
database.
I batch them together in one string and then ... |
Working with SVG paths in BeautifulSoup & Python
Question: I'm writing a Python script that will color in various areas of my city's
Census Block Groups (of which there are 18) different colors according to
their respective median household incomes on a map that's in the SVG format.
Sounds simple enough, right? Well, ... |
Geoip2's python library doesn't work in pySpark's map function
Question: I'm using geoip2's python library and pySpark to get the geographical address
of some IPs. My code is like:
geoDBpath = 'somePath/geoDB/GeoLite2-City.mmdb'
geoPath = os.path.join(geoDBpath)
sc.addFile(geoPath)
reader = g... |
django: sort by foreignkey in model manager
Question:
class Author(models.Model):
name = models.CharField()
class Article(models.Model):
author = models.ForeignKey(Author)
created_at = models.DateTimeField(auto_now_add=True)
In a custom model manager for `Author`, how could o... |
Invalid gopkg.in package and rev in
Question: When attempting to build with Pants, I am seeing the following error:
File "build/bdist.macosx-10.10-intel/egg/pants/contrib/go/tasks/go_fetch.py", line 154, in _transitive_download_remote_libs
all_known_addresses)
File "build/bdist.macosx-10.... |
Binary search through nested list in python
Question: I have a homework question asking:
> Write a function called readCountries that reads a file and returns a list
> of countries. The countries should be read from this file (countries.txt),
> which contains an incomplete list of countries with their area and
> popul... |
CUDA ERROR: initialization error when using parallel in python
Question: I use CUDA for my code, but it still slow run. Therefore I change it to run
parallel using multiprocessing (pool.map) in python. But I have `CUDA ERROR:
initialization error`
This Is function :
def step_M(self, iter_training):
... |
Django unicode method not working
Question: I am following the app tutorial on the Django website and using **_Python
2.7.5_** with **_Django 1.8_**. It suggests Python 2.7 users to include a
**unicode** method in the models.py file to return readable output in the
python shell.
# I have added the unicode method into ... |
error: not found: value sqlContext
Question: I would like to create a python application to analyze twitter streaming data
using Apache Spark.
Is there any way I can use the functionality of Apache Spark streaming without
setting up the Hadoop environment. How to run Apache Spark in standalone mode?
I just downloaded ... |
How to convert Unicode string to dictionary?
Question: I have a string with utf-8 encoding, like
>>> print s
"{u'name':u'Pradip Das'}"
Basically I load some data from JSON file and it loads as above. Now, I want
to covert this string in to python dictionary. So I can do like:
>>>... |
Calculate logarithm in python
Question: I am wondering why the result of `log base 10 (1.5)` in python =
0.405465108108 while the real answer = 0.176091259.
This is the code that I wrote:
import math
print math.log(1.5)
Can someone know how to solve this issue
Answer: From [the
documentation... |
Writing to a xml file using pythons element tree
Question: I'm using python's Element tree library to parse/write to an xml file:
<?xml version='1.0' encoding='utf-8'?>
<data>
<reminder id="9">
<enabled>true</enabled>
<programmename>Show Me Show Me</programmename... |
How to get value from date filter input field with Selenium
Question: There is a date filter with input fields and drop-down datepicker like on
below image[](http://i.stack.imgur.com/O6BYm.png)
I want to get current value of, for example, "From" input field (expe... |
Copying over part of a table from SQL Server to Aurora DB (Based on MySQL by AWS)
Question: I have a legacy SQL Server DB and I need to copy part of a very very big table
on it over to a new Aurora DB cluster from AWS (RDS).
The old table in SQL server has 1.8 billion records and 43 columns, however in
the new DB I wi... |
Cannot run Google App Engine custom managed VM: --custom-entrypoint must be set error
Question: **PROBLEM DESCRIPTION**
I am trying to create a custom managed VM for Google App Engine that behaves
identically to the standard python27 managed VM provided by Google. (I'm doing
this as a first step to adding a C++ librar... |
Wand install: TypeError: bad argument type for built-in operation
Question: System: Windows 7 Professional 64-bit
Python 3.5.0 |Anaconda 2.4.0 (64-bit)
ImageMagick-6.9.2-Q16 installed and runs standalone.
pip install wand successful
[1]:import wand #imports OK
[2]:from wand.image import Image
. . . TypeError: bad... |
Artifactory - Tomcat errors when making REST calls
Question: I am trying to perform certain actions against my Artifactory instance using
the REST API, but when I make certain calls I get the following Tomcat error:
HTTP Status 404
The requested resource is not available.
I'm doing this using a... |
Code Eval Challenge #20
Question: I joined code eval to improve my Python 3.5 programming. Code Eval is a
website, which offers challenges to any programmer looking to improve their
skills. Currently, I'm stumped on challenge #20.
* * *
Challenge #20 indicates that it needs the following:
Given a string write a prog... |
Convert from tuple of tuples to nested tuples in Python
Question: Is there a simple way to convert
t = ((1,), (1, 2), (1, 2, 3), (1, 2, 3, 4), (1, 2, 3, 4, 5))
to the following recursive structure, where each following tuple is appended
as an element of the prior tuple
(1, (1, 2, (1,... |
How to obtain JSON value from Post in a web.py server app?
Question: Am using Python 2.7.6 along with web.py server to experiment with some simple
Rest calls...
Wish to send a JSON payload to my server and then print the value of the
payload...
Sample payload
{"name":"Joe"}
Here's my python scrip... |
How to group categorical values in Pandas?
Question: I'm trying Converting to categorical value and grouping in pandas.
For example, I have tried the following:
import pandas as pd
df = pd.DataFrame()
df['A'] = ['C1', 'C1', 'C2', 'C2', 'C3', 'C3']
df['B'] = [1,2,3,4,5,6]
df['A'... |
Consume message from RabbitMQ as list using pika in Python
Question: I have a list like below in RabbitMq queue
[{'id':'10','url':'https://www.google.co.in/search?q=rabbitmq&oq=rabbitmq'},{'id':'11','url':'https://www.google.co.in/search?q=python&oq=python'}]
while consuming this message, I am gett... |
CKAN API calls via python using urllib2 gives HTTP Error 409: Conflict
Question: Hi I have been trying to import a dataset using ckan api call via python's
urllib2 following the documentation at <http://docs.ckan.org/en/latest/api/>
the Code I am running is `
#!/usr/bin/env python
import urllib2
... |
Python update dictionary based on key value pair
Question: this question is how to check two dictionary list and for same keys and update
main dictionary with key value pair from other dictionary.
# First dictionary
main = [
{'country': u'CYPRUS', 'naziv': 'AKEL', 'FCI': 2},
{'country': u'CYPRU... |
Issues trying to insert string to SQL Server
Question: I am trying to insert a string to a SQL DB starting with `0x` but it keeps
failing on the insert. The characters that come after `0x` are random
characters that range from A-Z, a-z and 0-9 with no set length. I tried to get
around it by adding a letter in front of ... |
How to make a complete NTP call using several servers?
Question: I need to independently check the current time (and, incidentally, cross check
with system provided time) and I wanted to use the NTP protocol for that.
There is an NTP module ([`ntplib`](https://pypi.python.org/pypi/ntplib/))
which allows to query **one... |
PEP 8 and deferred import
Question: I am working on a large Python program which makes use of a multitude of
modules depending on command-line options, in particular, `numpy`. We have
recently found a need to run this on a small embedded module which precludes
the use of numpy. From our perspective, this is easy enough... |
Python plot 3d surface drawing
Question: I have a function `F = 0.8*X+0.6*Y+0.9*Z` But my problem is X Y and Z related
to each other. `X+Y+Z = 1`. The values and intervals should be like:
X = np.arange(0,1,0.01)
Y = np.arange(0,(1-X),0.01)
Z = 1-(X+Y)
Could you please give a simple way of d... |
Python regex to find characters inside delimiters
Question: I have a more challenging task, but first I am faced with this issue. Given a
string `s`, I want to extract all the groups of characters marked by some
delimiter, e.g. parentheses. How can I accomplish this using regular
expressions (or any Pythonic way)?
... |
python numpy operation instead of for loops
Question: I wrote some lines in python which work fine but is very slow; I think due to
the for loops. I hope one can speed up the following operations using numpy
commands. Let me define the goal.
Let's assume I have (always) a 3d numpy array (first dim: row, second dim:
co... |
generating random values based on condition in structured array python
Question: I have an array representing a position (x,y) and colors (r,g,b). Right now
the array turns all zeros (as it should). I need to make it so that the values
of x and y are random and <=10. I need to make the values of r,g, and b to
also be r... |
numpy genfromtxt date conversion error
Question: I am loading a file using `numpy.genfromtxt` and some of the fields are in a
date format, however, when I setup a converter to process these items I get an
error that I am not sure how to address (see below):
strptime() argument 0 must be str, not <class '... |
Subclass Django ModelBase (metaclass for Django models)
Question: I want some of my Django models to have an "owner" property. I may need to
change or augment the logic later, and the logic is reused across many
classes. So I'd like to just inherit from an `Owned` class that lets me store
the user who created the class... |
read a file(.txt,.csv..xls) and assign them to respective variable in python script
Question: i have a file(mail.txt) and that have content like
emailfrom = 'satya@gmail.com'
emailto = 'abc@hcl.com','xyz@hcl.com','accc@infy.com'
filepath = 'D:\A_2.csv'
subject = 'sells report for xyz'
... |
Why can't I pickle a typing.NamedTuple while I can pickle a collections.namedtuple?
Question: Why can't I pickle a `typing.NamedTuple` while I can pickle a
`collections.namedtuple`? How can I manage to do pickle a `NamedTuple`?
This code shows what I have tried so far:
from collections import namedtuple... |
python error when import (using xlwings lib)
Question: Below is the error message when I import:
>>> from xlwings import workbook, range
Traceback (most recent call last):
File "<pyshell#7>", line 1, in <module>
from xlwings import workbook, range
File "C:\Users\user\AppData\Local... |
AWS Lambda: Does Language change affect RAM(Memory) Usage or cost of the service?
Question: AWS Lambda has 2 different programming language options and as you know while
we are speaking about the Lambda, RAM(Memory) usage is very important thing.
Is there any difference about Node.js's RAM usage and Python's RAM Usage... |
Tkinter delay a copy command over ssh (Paramiko)
Question: This script in Tkinter zip a file that reside in a linux server and then copy
the zipped file in the local machine. To do so, Paramiko first execute the zip
command in the server, then a new function is called that copy the file in the
local machine. However, w... |
for loop & if in a dictionary
Question: Note: I am new to Python.
I have a task to design a program that will output **foreign** number plates
out of a list of 10 number plates (a mix of UK and foreign ones), but only if
they're speeding. I have done a few mistakes along the way, and I'm not sure
how I can fix these p... |
Running Python code: subprocess.check_output(), getting error: [Winerror 2]
Question: I'm running some Python code that is meant to run an Apache Maven program on a
file and produce an output:
import os, subprocess
os.chdir("C:/Users/Mohammad/Google Drive/PhD/Spyder workspace/production-consumption/l... |
Using Tkinter to scraper Twitter. Receiving indent error or says master is not defined.
Question: I keep receiving an indent error in this code:
File "tkkkk2.py", line 153
search_button = Button(master, text = "Search", command = search)
^
IndentationError: unexpected indent
I... |
Python function subprocess.check_output returns CalledProcessError: command returns non-zero exit status
Question: As a follow-up to my previous question, which got solved quickly, I'm running
the Python code below in WinPython:
import os, subprocess
os.chdir("C:/Users/Mohammad/Google Drive/PhD/Spyde... |
convert a list of repeating values to dictionary of their frequency count in python
Question: I have a list of strings which have repeating values and I want to create
dictionary of words where key will be the word and its value will be the
frequency count and then write these words and their values in the csv:
the fo... |
Permission denied, while trying to launch a python script from inside a python script using OS
Question: I'm using this python script to try to launch, another. The intention is to do
this multiple times so that I can launch 4 similar scripts with just one
command. " import os
os.system("/path/to/file/..... |
Date Time split in python
Question: I have to split a date time which I get from a software in the below format to
separate variables (year,month,day,hour, min,sec)
19 Nov 2015 18:45:00.000
Note : There is two spaces between the date and time. The whole date and time
is stored in a single string v... |
How to feed a placeholder?
Question: I am trying to implement a simple feed forward network. However, I can't
figure out how to feed a `Placeholder`. This example:
import tensorflow as tf
num_input = 2
num_hidden = 3
num_output = 2
x = tf.placeholder("float", [num_input, 1])
... |
Can you pass weights for a text search to create_index in PyMongo?
Question: I have an automated process that creates a text index on various fields in a
Mongo instance (current Mongo 2.6 / PyMongo 2.72).
from pymongo import MongoClient, TEXT
db = MongoClient()
collection = db.collection
... |
Best way to decode command line inputs to Unicode Python 2.7 scripts
Question: All my scripts use Unicode literals throughout, with
from __future__ import unicode_literals
but this creates a problem when there is the potential for functions being
called with bytestrings, and I'm wondering what the ... |
Python: folder creation when copying files
Question: I'm trying to create a shell script that will copy files from one computer
(employee's old computer) to another (employee's new computer). I have it to
the point where I can copy files over, thanks to the lovely people here, but
I'm running into a problem - if I'm go... |
Global Variable 'getInfo' is undefined
Question: I'm working on developing a GUI for a project and once I put all of this into
a class, it is returning saying
Exception in Tkinter callback
Traceback (most recent call last):
File "C:\Python33\lib\tkinter\__init__.py", line 1475, in __call__
... |
matplotlib one data point with error bars
Question: How can I add asymmetric error bars to one data point using matplotlib python.
Right now I have something like
x = 1
y = 2
yerr = 0.5
pl.errorbar(x, y, yerr=[yerr, 2*yerr],fmt='o')
but I get
In safezip, `len(args[0])=1`... |
Sending email from Python throwing SSLError 'unknown protocol'
Question: I was sending emails from flask-mail but since trying to use the mailservers
at namecheap or bluehost, I'm getting the following error:
SSLError: [Errno 1] _ssl.c:510: error:140770FC:SSL routines:SSL23_GET_SERVER_HELLO:unknown proto... |
Python: assign to sys.argv item, and use it further
Question: Script 'top.py' makes use of another script 'myScript.py' by passing an
argument to it. Script 'myScript.py' contains:
if __name__ == "__main__":
...
sys.argv[1] = myObject
sys.argv[1].functionSpecificToMyObject() # wor... |
Timeout issue while running python script Phantomjs and Selenium
Question: I am running a python script with Phontomjs and Selenium. I am facing timeout
issue. It is stopping after 20-50min. I need a solution so that I can run my
script without this timeout issue. where is the problem please and how can I
solve it?
... |
Python global list not being updated
Question: I have a global list and it seems that it doesn't update the list in the file
it is declared. I have seen several question similar to my issue which I can
use to fix my issue. But I was trying to understand why it does not work in my
case.
**HelloWorld.py**
... |
Run python script on arduino
Question: i have a python script to slice wav file using start, end time. I want to
execute this in arduino. can i run this directly into arduino? or if not, can
you suggest idea how can i do this?
import wave
import pygame
import time
import sys
def... |
How to concatenate strings within a br in python XPath?
Question: Trying to solve how to concatenate strings within a `<br>` is not working.
Here is the code:
<li class="attr">
<span>
Size:L
<br>
Color:RED
</span>
</li>
I tried using these bu... |
How to log scrapy spiders running from script
Question: Hi all i have multiple spider running from the script. Script will schedule
daily once.
1. I want to log the infos, errors separately. log filename must be a **spider_infolog_[date]** and **spider_errlog_[date]** i am trying following code,
spider __init__ fil... |
argparse: parse specific options first, while having all options shown in usage hint
Question: I have an application whose options handling partially depends on the value
given for other options, as in
python tool.py --limit=s:100 stuff property
A simple argument parser could look like this:
... |
Is There a Threading module in Python Equivalent in PHP
Question: Is there a Threading module in Python equivalent in PHP? My code in Python
would look something like
from Treading import thread
def somefunction():
print("function")
t = Thread(target = somefunction)
... |
Python checking users input
Question: So, basically, this is my code:
import random
import os
answer = input('What is the problem with your mobile phone? Please do not enter more than one sentence.')
print('The program has detected that you have entered a query regarding: '
if 'wet'... |
Python-How do I find if a variable is a particular class?
Question: I'm writing a script in python3. I have a variable named `r` my code is like
this:
if type(r) == 'twx.botapi.botapi.Error':
print('Error!')
else:
print('success!')
When i use `type(r)` i get this:
... |
Python 3- "local variable referenced before assignment" with imported code
Question: I am working on a school assignment that requires me to use the following
code:
#!/usr/bin/python3
import re
jfif = re.compile(b'\xff\xd8\xff\xe0..JFIF\x00',
flags = re.DOTALL)
exif = r... |
Can't upgrade my version of pip. Something is wrong with my setup
Question: I was trying to install something using pip, and I keep getting this
UserWarning error (see below).
I tried to upgrade pip and you can see the error below.
I haven't used python on my system in a while and it seems to be broken. What
could it... |
How can I break down a large csv file into small files based on common records by python
Question: What I want to do:
What I want to do is that I have a big .csv file. I want to break down this
big csv file into many small files based on the common records in BB column
that alos contain 1 in the HH column, and all unc... |
Empirical complexity of my "library sort" implementation doesn't seem to match anything like O(n log n)
Question: I recently heard about the [Library
sort](https://en.wikipedia.org/wiki/Library_sort) and since I have to make my
students work on the [Insertion
sort](https://en.wikipedia.org/wiki/Insertion_sort) (from wh... |
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