How to check if a variable exists in Python

Feb 21, 2015 check, determine, evaluate, exist, exists, global, globally, globals, if, local, locally, locals, py, Python, var, variable, variables, vars

To check if a variable exists in Python, you can use the snippet below.

Sample Python

if 'myVariable' in locals(): # myVariable exists locally.
if 'myVariable' in globals(): # myVariable exists globally.

Apr 21, 2015 Administrator

Feb 21, 2015 Administrator

Feb 21, 2015 Administrator

CodeSnippetBlog says:

February 21, 2015 at 11:41 am

RT @CodeSnippetsNET: How to check if a variable exists in #Python http://t.co/HVClYy0Okv #py #programming #coding #codesnippets #codesnippet

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AllCodeSnippets says:

February 21, 2015 at 11:41 am

RT @CodeSnippetsNET: How to check if a variable exists in #Python http://t.co/HVClYy0Okv #py #programming #coding #codesnippets #codesnippet

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Realliferulor says:

February 21, 2015 at 11:41 am

RT @CodeSnippetsNET: How to check if a variable exists in #Python http://t.co/HVClYy0Okv #py #programming #coding #codesnippets #codesnippet

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Jeff88Ho says:

February 21, 2015 at 11:44 am

RT @CodeSnippetsNET: How to check if a variable exists in #Python http://t.co/HVClYy0Okv #py #programming #coding #codesnippets #codesnippet

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