Difference between revisions of "Python"

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       | [[Workshop: Python for behavioural scientists|Python for behavioural scientists]]
 
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==Upgrade from 2.7 to 3.7==
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==Psychopy==
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Since Python version 2.7 has reached end of life since January first 2020, this version is no longer installed on our [[System Image]]. Standard is now: Python 3.7 64-bits.
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{{see also|Psychopy}}
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If you still have scripts written in Python2, the scripts should be upgraded to Python 3. Most changes are probably the print statements. Print statements should always have parentheses: print('some text')
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Key differences between Python 2 and Python 3 are here: https://sebastianraschka.com/Articles/2014_python_2_3_key_diff.html
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When your script fails to load in Psychopy, because you need packages that are not installed on our lab computers, please contact TSG.
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== Usage ==
  
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For our previous documentation for Python 2.7, see [[Python/Legacy]]
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===Example: TestArgs.py===
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Execute the following script within the commandline (CMD): <code style="background-color:#000; color:#fff; padding:1px 3px;">python testArgs.py a.</code><br/>
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You should see the following result:
  
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==Psychopy==
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<syntaxhighlight lang="python" overflow:auto;">
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Psychopy 2020.2.10 has been installed in the root of the Python3.7 64-bit version. This is also the default version when 'psychopy' is typed from the command prompt. It is also the default that opens when a .py file is double-clicked. It also can be started by clicking the appropriate icon on the desktop.
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number of argument:  2
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There is also a Psychopy 2020.2.10 installed on Python3.6 32-bits. This version has its own icon on the desktop and should be used when you are using a [[Tobii Eye Tracker]].
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argv[0]: ./testArgs.py
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argv[1]: a
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When your script fails to load in Psychopy, because you need packages that are not installed on our lab computers, please contact TSG.
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</syntaxhighlight>
  
 
==See Also==
 
==See Also==

Latest revision as of 10:42, 19 August 2025

Python
Python(tm)
Installed version3.7.9 64-bits
Development statusActive
Written inPython
Websitepython.org
Workshop

Python is a general-purpose, high-level programming language. It is also a type of snake and a rollercoaster, but one is arguably more relevant to your research than the others.
On the lab computers, there is support for Spyder, PyCharm and Psychopy.


Psychopy

See also: Psychopy

When your script fails to load in Psychopy, because you need packages that are not installed on our lab computers, please contact TSG.

Usage

Example: TestArgs.py

Execute the following script within the commandline (CMD): python testArgs.py a.
You should see the following result: 

number of argument:  2
 argv[0]: ./testArgs.py
 argv[1]: a

See Also

External Links

Retrieved from "http://tsgdoc.socsci.ru.nl/index.php?title=Python&oldid=6074"