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- What does colon equal (:=) in Python mean? - Stack Overflow
In Python this is simply = To translate this pseudocode into Python you would need to know the data structures being referenced, and a bit more of the algorithm implementation Some notes about psuedocode: := is the assignment operator or = in Python = is the equality operator or == in Python There are certain styles, and your mileage may vary:
- python is not recognized as an internal or external command
Closed 5 years ago So I have recently installed Python Version 2 7 5 and I have made a little loop thing with it but the problem is, when I go to cmd and type python testloop py I get the error: 'python' is not recognized as an internal or external command I have tried setting the path but no avail Here is my path: C:\Program Files\Python27
- python - How do I write JSON data to a file? - Stack Overflow
How do I write JSON data stored in the dictionary data to a file? f = open ('data json', 'wb') f write (data) This gives the error: TypeError: must be string or buffer, not dict
- python - How do I check if a list is empty? - Stack Overflow
if not a: # do this! print('a is an empty list') PEP 8 PEP 8, the official Python style guide for Python code in Python's standard library, asserts: For sequences, (strings, lists, tuples), use the fact that empty sequences are false
- How to list all installed packages and their versions in Python?
Is there a way in Python to list all installed packages and their versions? I know I can go inside python Lib site-packages and see what files and directories exist, but I find this very awkward
- Python command not working in command prompt [duplicate]
When I type python into the command line, the command prompt says python is not recognized as an internal or external command, operable program, or batch file What should I do? Note: I have Python
- ¿Cómo miro la version de python en CMD de windows?
Con python --version o simplemente escribe python en la consola y la primera línea que aparece es la versión No das mas detalles, pero es muy común que esté python en tu ruta, por lo que tendrías que escribir la ruta completa: q:\la\ruta\completa\a\python --version Pero en realidad estoy adivinando Lee esta guía Cómo preguntar y edita tu pregunta con los detalles faltantes
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