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56	56	**Slide** listing prerequisites
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59		-I shall be demonstrating the installation on a computer with Ubuntu 18.04 OS installed. The steps are likely to remain very similar for other versions of Ubuntu OS, and also not expected to vary significantly for other Linux distributions. In the latter case, you will find on the Internet about how to carry out the equivalent of the tasks demonstrated here using Ubuntu OS.
	59	+I shall be demonstrating the installation on a computer with Ubuntu 18.04 OS installed. The steps are likely to remain very similar for other versions of Ubuntu OS, and also not expected to vary significantly for other Linux distributions. In the latter case, you will find on the Internet about how to carry out the equivalent of the tasks demonstrated here using Ubuntu OS. Also, the tutorial will focus only on Python 3, as Python 2 has now been deprecated. On my system
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61		-We shall make use of virtualenv (virtual environment) in this tutorial. This allows multiple Python projects to coexist on the same computer, even when they might have different, and even conflicting, requirements. It helps isolate projects and thereby preventing unrequested changes in others, when any one of them is updated.
	61	+(% class="box infomessage" %)
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	63	+**Screencast** - blank document in editor
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63		-(% class="box successmessage" %)
	66	+We shall make use of virtual environments in this tutorial. This allows multiple Python projects to coexist on the same computer, even when they might have different, and even conflicting, requirements. It helps isolate projects and thereby preventing unrequested changes in others, when any one of them is updated.
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	68	+(% class="box infomessage" %)
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65		-**Slide** commands for inst
	70	+**Screencast** - current state of editor
	71	+\\(% style="color:#000000" %)"""install and setup new virtualenv project"""(%%)
	72	+\\(% style="color:#000000" %)sudo pip install virtualenv
	73	+\\"""if already installed, ensure we have latest package by upgrading"""
	74	+\\pip install ~-~-upgrade virtualenv
	75	+\\"""create a directory for project"""
	76	+\\cd ~~
	77	+mkdir pynn_project
	78	+cd pynn_project
	79	+\\"""create a virtual environment for this project"""
	80	+python -m venv pynn_env
	81	+\\ls
	82	+<< show created directory >>
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	86	+
69	69	(% class="box successmessage" %)
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71	71	**Slide** recap of learning objectives