what is the system function in python
I want to play with system command in python . for example we have this function in perl : system("ls -la"); and its run ls -la what is the system function in python ? Thanks in Advance .
How do I execute another program from within a C program in Windows 32 - in a similar way as Perl's system() function or Python's sub-process module - such as DEL, REG, or other cmd.exe programs?
I'm writing a balloting hostel allocation system.The system is suppose to assign number to student when they enter their reg number. reg Number-------- on submit: the system should assign a unique val
We are using C in Linux. Is there any possibility that system() function can behave in an unexpected manner, especially when we handle signals? We found that sometimes, the system() function blocks th
I came across the Python str.count function while reading the documentation. I can't seem to find any good explanation on the inner working of the function. What algorithm is used to count the number
I have been searching for this function and haven't found any reference to what it does, so I would like to know if anyone of you could tell me what it receives and the functionality. The function Im
I am working on Linux with code that makes a system() call to run a python program. I am interested in the value returned by this function call to understand how the python program execution went. So
What is the right or best way to monitor the system resources a python script is using and terminate it if the resource use exceeds some predetermined values. In my case memory usage is of concern
I have a pretty simple yet frustrating issue with Python. I'm trying to call a java program from Python on Windows. Below is what I'm using: os.system(java -classpath . HW4) I'm getting the class n
I'm translating some code from MATLAB to Python and I'm stuck with the corrmtx() MATLAB function. Is there any similar function in Python, or how could I replace it?
I'm in a crash-course class that teaches us Python in 6-weeks and I've been having a hard time keeping up. Our teacher has now told us to work on a program that basically imitates a Bus System that
I am looking for either technique or templating system for Python for formatting output to simple text. What I require is that it will be able to iterate through multiple lists or dicts. It would be n
I'm trying 'translate' the sample code in here, but i can't find equivalent python function to cvCalcEigenObjects written in c language from cvaux.h.
What are some examples of the different incarnations of function-type and class-type, argument and no-argument decorators in Python?
In python, one can easily define an iterator function, by putting the yield keyword in the function's body, such as: def gen(): for i in range(100): yield i How can I define a generator function that
I'm using Python to call someone's program: print cmd os.system(cmd) This following is the output of the print command, which shows cmd calls sclite with a few parameters and then redirects the outpu
What is System.Activator.CreateInstance and when should I use it?
I am using Python 2 and the fairly simple method given in Wikipedia's article Cubic function. This could also be a problem with the cube root function I have to define in order to create the functio
What is the maximum length of a character function argument in python/jython? I've reviewed the documentation on python.org and no luck
I'm a new python programmer, got a simple question, I'm sure it had been answered before but couldn't find an answer. Anyways, when I used the time function in python i had received: 8.731943940129682
In my winphone app I have a strange situation where I get a System.IO.FileNotFoundException in code that does nothing related to files. I have a class that manages delayed function calls: // Delayed
Is there any way of obtaining high-precision system time in python? I have a little application to work with virtual COM-port. I want to measure the time interval between the sending of the message an
Hello I am having problem with my Python function. I am trying to make a simple function to return a variable and then print it. Instead it returns back function info at 0x7f8442e9d398 instead of the
I couldn't find an equivalent of matlab's smooth3 in python. How do you perform 3d smoothing in python?
How can I incorporate a cluster based recommender system in python? could anyone specify relevant libraries?
I have a section of python that I am banging my head up against a wall on. I am not a python developer/programmer. However, I was tasked with redoing some functionality in this application and I canno
I'm trying to trace through the Python source code where a certain function is actually called and how to get its name. In abstract.c: PyObject * PyObject_Call(PyObject *func, PyObject *arg, PyObject
Possible Duplicate: What does <if __name__==”__main__”:> do? I occasionally notice something like the following in Python scripts: if __name__ == __main__: # do stuff like call main() What'
While programming with python I am often confused with the following ambiguity: should it be: function(a) or a.function(). Although the question is too general and can someone tell me which situation
I'm new to this site and relatively new to Python. I'm currently working on a project that requires me to write a recursive search function to look through files and directories. The function takes a
I was going through Richard StevensAdvanced Programming in UNIX Environment and I found this topic. *8.13. system Function *Because system is implemented by calling fork, exec, and waitpid, there ar
I want to execute an application which is gams in php I insert the path file location below It shows error how can I correct it? $modelfile = 'trnsport_php.gms'; if (!system('C:/Documents and Settings
I want do something after some function exec in Python, but I cannot change or call the function. have some idea? for example: class Target(object): def __init__(self): self.__id = 123 def fun(self):
I have simple python script, 'first.py': #first.py def firstFunctionEver() : print hello firstFunctionEver() I want to call this script using : python first.py and have it call the firstFunctionEve
with this command, I get only the file called OUTPUT (in reality I have many more --include flags) - so works as expected: os.system(rsync --rsh=ssh -arvuP --include='OUTPUT' --exclude='*' user@host:
i want to Imitate crop function of system Gallery as the pic http://i.6.cn/cvbnm/88/4a/be/94d8630ca9a3261154f0acf2ebd9f39d.png ,i have found the souce code ,at Gallery\src\com\android\camera , but i c
I just ran across the dissembler function in python. But i couldn't make out what it means. Can anyone explain the working and use, based on the results of the factorial function (based on recursion a
based on this function. I'm trying to create two empty arrays (one for x and other for y), which later I will use to plot in python. But before anything this is what I have so far... import math x1=-
I have a multiprocessed python application which is being run as an EXE on windows. Upon selecting to shutdown the operating system the applications throws a number of exceptions as a result of the pr
I am trying to look for a python function that is the same as matlab's 'fit' function. Specifically I am looking for something similar to the following matlab code: fi = fit(bins, z, cubicinterp) whe
import os import string os.chdir('C:\Python27') x=os.listdir('C:\Python27') y=[f for f in os.listdir(dirname) if os.path.isfile(os.path.join(dirname, f))] for k in y: fileName, fileExtension = os.path
I believed that hash() function works the same in all python interpreters. But it differs when I run it on my mobile using python for android. I get same hash value for hashing strings and numbers but
I have seen a lot of people on forums telling to avoid system() function, like system(cls), I don't understand why. Please tell me why to avoid this function. And also, as clrscr() doesn't work with
What does it mean when you have an exclaimation point ! infront of a Python function like head? Example aapl.to_csv('aapl.csv') !head aapl.csv Using head aapl.csv throws an invalid syntax error.
Ok, I recently started programming in Python, and I really like it. However, I have run into a little issue. I want to be able to define a function to take in some data and assign it to a variable tha
When you define a function in Python with an array parameter, what is the scope of that parameter? This example is taken from the Python tutorial: def f(a, L=): L.append(a) return L print f(1) print
Can i access python function inside in same function or sub function of main function? def main_function(): def sub_function(): main_function() # i need to call main function.can i or not.any solution
I'm trying to parse some data and make graphs with python and there's an odd issue coming up. A call to os.system() seems to get lost somewhere. The following three lines: os.system('echo foo bar') os
I'm trying to create some custom system properties, which can be changed in the admin section of the website. While exploring some options I realized that I may be trying to do things too much like I
I have made a batch script which runs a Python application. This batch script is triggered by a program called System Scheduler, but when the program runs the batch script, it says that Python is not