Python : How to create your own module in python

Python modules are easy to create and imported in to your python program.

How to create a module?

The python program itself can be called as a python module. All the function which you find that can be grouped together can be put into the file. Here a simple example to print the text on display is used and called as techinfotalks.

#!/usr/bin/python
# Python Module

def func_hi():
        print "Welcome to the module"
#End

How to use the module in program?

You just import the module created by calling the import.After that directly call the function which ever you need.The module named techinfotalks is imported as named as ti.

#!/usr/bin/python
import techinfotalks as ti

print "Calling funcion in module"
ti.func_hi()

#End of program

Comments

UNIX : How to get record count from zipped file

Sometimes we may need to get records count from file . For that we can use wc -l , command with file name. In some situation the file will be in compressed format . wc -l will not directly work with zipped files . In this case we can do zcat the file and pipe the word count command with it. Example : Let say we have a file cricketData.dat.gz To get word count from the file use : zcat cricketData.dat.gz | wc -l This will give the record count.

Excel : How to pad zeros

Today I got a requirement to format the number in excel cell - to left pad number with zeros.i find the following function very useful to do it. In case one to make the number left padded with "0" s give the formula =TEXT(A1,"0000") In case two even more enhanced form to make it left padded with "0" and add two decimal places give the formula as =TEXT(A2,"0000.00")

Scala

Scala is a object oriented functional type programing language. All variables declared in scala is considered as objects.

Tech Info Talks

Search This Blog