Using a string variable as a variable name

Question

Possible Duplicate    How do I do variable variables in Python        I have a variable with a string assigned to it and I want to define a new variable based on that string    foo    bar  foo    something else        What I actually want is   bar    something else

User · Answer

You can use exec for that    gt  gt  gt  foo    bar   gt  gt  gt  exec foo        something else     gt  gt  gt  print bar something else  gt  gt  gt

User · Answer

You can use setattr  name     varname  value    something   setattr self  name  value   equivalent to  self varname   something   print  self varname   will print  something    But  since you should inform an object to receive the new variable  this only works inside classes or modules

User · Answer

You will be much happier using a dictionary instead   my data      foo    hello  my data foo     goodbye  assert my data  hello       goodbye

[python] Using a string variable as a variable name

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