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Course Overview
Python locals() Function
The python locals() method updates and returns the dictionary of the current local symbol table.
A Symbol table is defined as a data structure which contains all the necessary information about the program. It includes variable names, methods, classes etc.
Signature
- locals()
Parameters
It does not contain any parameters.
Return
It returns the dictionary of the current local symbol table.
Python locals() Function Example 1
The below example shows the working of locals() inside a local scope.
- def localsAbsent():
return locals()def localsPresent():
present = True
return locals()print(‘localsNotPresent:’, localsAbsent())
print(‘localsPresent:’, localsPresent())
Output:
- localsAbsent: {}
localsPresent: {‘present’: True}
Explanation: The above example updates and returns the dictionary of the current local symbol table.
Python locals() Function Example 2
The below example shows how to update locals() dictionary values.
- def localsArePresent():
present = True
print(present)
locals()[‘present’] = False;
print(present)localsArePresent()
Output:
- True
True
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