simple file checking

  • two questions about simplify things in micropython like it is in normal python

    1. How to check if file exists?
      i do not see possibility to check it simple like os.path.isfile
      maybe i do something wrong but i try "all" simple posibilities and finish in this crap of code:
    len([item for item in os.listdir() if fname==item])>0
    1. how to check file size?
      i tied this:

    but it do not understand st_size
    and now i write exact idx like:


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