code: def __init__(self):
      self.files = {}
      self.prefix = None
  
file_path: numpy/tools/c_coverage/c_coverage_report.py
imports: import os
  import re
  import sys
  from xml.sax.saxutils import quoteattr, escape
label_desc: Use image node_id 1 to create a new SourceFiles object  with example: obj = SourceFiles()