How do I use os.environ in Python?
An example of an AI chatbot conversation about using os.environ in Python.
How do I use os.environ in Python?
You can use os.environ to access environment variables in Python. First, import the os module.
Can you show me an example of accessing an environment variable?
Sure! You can access an environment variable like this: import os; value = os.environ.get('VARIABLE_NAME').
What if the variable doesn't exist?
If the variable doesn't exist, os.environ.get('VARIABLE_NAME') will return None or you can provide a default value like this: os.environ.get('VARIABLE_NAME', 'default_value').
How can I set an environment variable in Python?
You can set an environment variable using os.environ['VARIABLE_NAME'] = 'value'. This will set it for the current session.
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