import os

searchPath = r"."


def searchFiles(file, searchPath, root = searchPath):
    for item in os.listdir(searchPath):
        absPath = os.path.join(searchPath, item)
        if os.path.isdir(absPath):
            searchFiles(file, absPath, root)
        if os.path.isfile(absPath):
            if item == file:
                return print(absPath.replace(root,''))


if __name__ == "__main__":
    searchFiles('demo', searchPath)