class_docstr: Construct a SQLite database with a folder of notebooks
docstr: Returns a set with all paths to the indexed notebooks
docstr_tok: ["Returns","a","set","with","all","paths","to","the","indexed","notebooks"]
code: def _get_paths(self):
      """Returns a set with all paths to the indexed notebooks"""
      cur = self._conn.cursor()
      res = cur.execute("SELECT path FROM nbs")
      paths = set(row[0] for row in res.fetchall())
      cur.close()
      return paths
  
file_path: sklearn-evaluation/src/sklearn_evaluation/nb/NotebookDatabase.py
imports: import json
  import sqlite3
  from glob import iglob
  from .NotebookIntrospector import NotebookIntrospector
label_desc: Use image node_id 4 for calling the NotebookDatabase obj's underlying member method code with example usage: obj._get_paths() and returns: paths