class_docstr: A set of real numbers with methods to determine if other
   numbers are included in the set.
  Includes related methods to merge and print interval sets.
class_docstr_tok: ["A","set","of","real","numbers","with","methods","to","determine","if","other","numbers","are","included","in","the","set",".","Includes","related","methods","to","merge","and","print","interval","sets","."]
docstr: Merge two intervals into one. 
docstr_tok: ["Merge","two","intervals","into","one","."]
code: def merge(intervals):
      """Merge two intervals into one."""
      out = []
      for i in sorted(intervals, key=lambda i: i.start):
          if out and i.start <= out[-1].end:
              out[-1].end = max(out[-1].end, i.end)
          else:
              out += (i,)
      return out
  
file_path: keon-algos/algorithms/arrays/merge_intervals.py
label_desc: Use image node_id 9 for calling the Interval obj's underlying member method code with example usage: obj.merge(intervals) and returns: out