Python Documentation

If you installed Python along with documentation. Here is the command to get the list of modules and its functionalities(docs).

pydoc -p <port_number>

Now you can view the documentation with the help of browser by entering the URL as "http://localhost:<port_number>/" the port_number is the number which is mentioned in the command

Example: pydoc -p 8080

For the above command documentation is avail in "http://localhost:8080/" address.

creating and running a python file

create a python file:

vi file_name.py

the extension of python file is .py
to check python libraries are installed on your system, type python in shell, this will shows the version and options in python.

example:
vi hello.py

the above command will create a python file with file name as hello.

running python scripts:

python file_name.py

the above command will run the python scripts.

example:

>vi hello.py
print("Hello world!")

>python hello.py
output:Hello world!

First hello world program in python

syntax:
print("message")

example:
print("Hello world!!")