old_contents: import os
  import re
  
  _findBackslash = re.compile("/")  
  
  # http://rosettacode.org/wiki/Find_common_directory_path#Python
  def __commonprefix(*args, sep='/'):
    return os.path.commonprefix(*args).rpartition(sep)[0]
  
  def __getProjectPaths(view):
    project_data=view.window().project_data()
    if project_data is None:
      return []
    
    paths=[]
    if "folders" in project_data:
      folders=project_data["folders"]
      for f in folders:
        if "path" in f and os.path.isabs(f["path"]):
          paths.append(f["path"])
    
    return paths   
  
  def __getViewPath(view):
    searchpath=__commonprefix(view.window().folders())
    for root, dirs, files in os.walk(searchpath):
      for name in files:
        if "main.lua"==name:
          return root
      
  def getLuaFilesAndPaths(view,followlinks): 
    luaPaths=[]
    paths=__getProjectPaths(view)
    paths.append(__getViewPath(view)) 
  
    for path in paths:
      for root, dirs, files in os.walk(path,followlinks=followlinks):
        for name in files:
          if ".lua" in name:
            name=os.path.splitext(name)[0]
            relpath=os.path.relpath(os.path.join(root, name),start=path)
            luaPaths.append((name,_findBackslash.sub(".",relpath)))
              
      return luaPaths
new_contents: import os
  import re
  
  _findBackslash = re.compile("/")  
  
  # http://rosettacode.org/wiki/Find_common_directory_path#Python
  def __commonprefix(*args, sep='/'):
    return os.path.commonprefix(*args).rpartition(sep)[0]
  
  def __getProjectPaths(view):
    project_data=view.window().project_data()
    if project_data is None:
      return []
    
    paths=[]
    if "folders" in project_data:
      folders=project_data["folders"]
      for f in folders:
        if "path" in f and os.path.isabs(f["path"]):
          paths.append(f["path"])
    
    return paths   
  
  def __getViewPath(view):
    searchpath=__commonprefix(view.window().folders())
    for root, dirs, files in os.walk(searchpath):
      for name in files:
        if "main.lua"==name:
          return root
      
  def getLuaFilesAndPaths(view,followlinks): 
    luaPaths=[]
    paths=__getProjectPaths(view)
    viewPath=__getViewPath(view)
    if viewPath is not None:
      paths.append(viewPath)
      
    for path in paths:
      for root, dirs, files in os.walk(path,followlinks=followlinks):
        for name in files:
          if ".lua" in name:
            name=os.path.splitext(name)[0]
            relpath=os.path.relpath(os.path.join(root, name),start=path)
            luaPaths.append((name,_findBackslash.sub(".",relpath)))
              
      return luaPaths
subject: Fix crash if view returns no valid path