#!/usr/bin/python3

import pyresearch
import sys

index = pyresearch.index_reader.open(sys.argv[1])
segmentId = 0
for segment in index:
  print (f"Segment [{segmentId}, {segment.docs_count()}]")
  for field in segment.fields():
    print (f"Field {[field.name(), field.norm(), field.features(), field.min(), field.max(), field.docs_count()]}")
    termItr = field.iterator();
    while termItr.next():
      print(f"  Term {termItr.value()}")
      docs = termItr.postings()
      print("       ",end="")
      while docs.next():
        print (f"{docs.value()},", end="")
      print()

  for column in segment.columns():
    print(f"Column {[column.name(), column.id()]}")

    columnValues = segment.column(column.id());
    print("       ",end="")
    for key in columnValues:
      print (f"{key},", end="")
    print()