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  1. import json
  2.  
  3. for N in range(1000):
  4. s = "["*N + '{"a": 2}' + "]"*N
  5. try: eval(s)
  6. except MemoryError:
  7. print("nesting level: %d" % N)
  8. json.loads(s)
  9. break
  10.  
  11.  
Success #stdin #stdout 0.05s 7056KB
stdin
Standard input is empty
stdout
nesting level: 98