Added "python -m" prefix to pip commands

README.md

@@ -36,7 +36,7 @@ We recommend using [Robotidy](https://robotidy.readthedocs.io/en/latest/) to hel
 
 We also recommend using the [Robot Framework Robocop](https://github.com/MarketSquare/robotframework-robocop) static analysis tool to check your scripts are clean before submission.
 Robocop can be installed using pip:
-> $ pip install -U robotframework-robocop
+> $ python -m pip install -U robotframework-robocop
 
 [Issues](https://github.com/adrianyorke/robotframework-cookbook/issues) are welcome and you can use them to post ideas for new recipes or report bugs and other observations for exisiting recipes.
 
@@ -46,7 +46,7 @@ For larger submissions simply clone this repository, create a feature branch (or
 
 Python and Robot Framework must be installed prior to using [Robot Framework Cookbook](https://github.com/adrianyorke/robotframework-cookbook). Download [Python](https://www.python.org/downloads/) and add to [PATH](https://docs.python.org/3/using/windows.html#the-full-installer) during installation, then, use a command-line interpreter of your choice and run the following to install Robot Framework:
 
-> $ pip install robotframework
+> $ python -m pip install -U robotframework
 
 You can check if the installation was succesful by running the following command:
 > $ robot --version
@@ -57,7 +57,7 @@ After confirming Robot Framework installation was a success, clone the [Robot Fr
 
 Once the repository has been cloned, you can install relevant libraries by navigating to the tests folder and running:
 
-> $ pip install -r ./tests/requirements-[version].txt
+> $ python -m pip install -U -r ./tests/requirements-[version].txt
 
 ## Table of contents
 1. Standard Library - [BuiltIn](https://robotframework.org/robotframework/latest/libraries/BuiltIn.html)<br>