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Linux / Unix: “-bash: python: command not found” error and solution

I am a new user and trying to run Python program. I have a cloud based VM/VPS and when I type python mycode.py at the terminal of my server, I get the following error:
-bash: python: command not found

How do I solve this problem?
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How to fix Httpoxy a CGI PHP/Nginx/Apache/Go application vulnerability on Linux or Unix

A serious vulnerability was discovered in how CGI scripts are used by Linux or Unix that use PHP, Go, Python, and other scripting languages. How do I fix Httpoxy a CGI application vulnerability on Linux or Unix for HAProxy, Varnish, Nginx, PHP, Go, Python, Tomcat and others?
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How To Install Speedtest-cli On a CentOS / RHEL / Scientific / Fedora Linux To Check Internet Speed

I do not want to use Adobe flash based speed testing site due to security concern on my desktop. How do I install Speedtest-cli on a CentOS Linux or Fedora Linux or Red Hat Enterise Linux (RHEL) for checking the Internet speed?
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Ubuntu Linux 12.04/14.04 LTS Install Memcached Server For Python and PHP Apps

I‘m a new Ubuntu 12.04/14.04 server user. How do I install and use memcached on an Ubuntu Linux 14.04 LTS server? How can I my apps written in PHP or Python can use memcached on an Ubuntu LTS server?
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Python sleep(): Add Delay In A Seconds To Suspend Execution Of A Script

I am a new Python user. I would like to delay execution for five seconds in a Python script. How do I add a time delay in Python on Unix/Linux? Is there a sleep command in python like the Unix/Linux sleep utility to suspend execution of a bash script?
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Python: Get Today’s Current Date and Time

How do I find out the current date and time in Python? What is the module or function I need to use to get current time or date in Python programming language?
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Ubuntu / Debian Linux: Install gcutil Tool To Manage Google Compute Engine

How do I install and use gcutil – a command-line tool that is used to manage Google Compute Engine resources under Debian or Ubuntu or CentOS/Fedora Linux desktop operating systems?
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Debian Linux Squeeze 6.0: Install Python v2.6/2.5 Argparse Module

I would like to use argparse module for Python 2.6 under Debian Linux. However, the code is not working. How do I install and use argparse Python module under Debian Linux 6.x for Python version 2.5 or 2.6?
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Linux / Unix: Add Line Numbers To Files

I know how to display line numbers using vim text editor. How do display line numbers in the left side for any text file under Unix or Linux operating systems?
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Python Command Line Arguments Examples

I am a new Python programming user. I am working on user-friendly command-line interfaces, and I want to pass input via the shell args as follows:

./myscript.py filename
./myscript.py in.file output.file
./myscript.py -i in.file -o output.file

How do I pass and parse command-line options and arguments using Python under Linux or Unix-like operating systems?
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