1. 1. Python Closures
2. 2. Closures
   1. 2.1. Counter local - not working
   2. 2.2. Counter with global
   3. 2.3. Create incrementors
   4. 2.4. Create internal function
   5. 2.5. Create function by a function
   6. 2.6. Create function with parameters
   7. 2.7. Counter closure
   8. 2.8. Make incrementor with def (closure)
   9. 2.9. Make incrementor with lambda
   10. 2.10. Exercise: closure bank
   11. 2.11. Exercise: counter with parameter
   12. 2.12. Solution: closure bank
   13. 2.13. Solution: counter with parameter