Detailed introduction to Python's built-in globals function

English documentation:

• globals()

• Return a dictionary representing the current global symbol table. This is always the dictionary of the current module (inside a function or method, this is the module where it is defined, not the module from which it is called ).

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• ##Description:

##　1 . Returns a dictionary of global variables in the current scope.

• >>> globals()
  {&#39;__spec__&#39;: None, &#39;__package__&#39;: None, &#39;__builtins__&#39;: <module &#39;builtins&#39; (built-in)>, &#39;__name__&#39;: &#39;__main__&#39;, &#39;__doc__&#39;: None, &#39;__loader__&#39;: <class &#39;_frozen_importlib.BuiltinImporter&#39;>}
  >>> a = 1
  >>> globals() #多了一个a
  {&#39;__spec__&#39;: None, &#39;__package__&#39;: None, &#39;__builtins__&#39;: <module &#39;builtins&#39; (built-in)>, &#39;a&#39;: 1, &#39;__name__&#39;: &#39;__main__&#39;, &#39;__doc__&#39;: None, &#39;__loader__&#39;: <class &#39;_frozen_importlib.BuiltinImporter&#39;>}

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