pub fn read_file(filename: &Path) -> Result<RecordSet> {
    let f = File::open(filename)?;
    let reader = BufReader::new(f);
    read(reader)
}
/// try to read a `RecordSet` from a file
try to read a `RecordSet` from a file
try to read a ` RecordSet ` from a file
pub fn read_file(filename: &Path) -> Result<RecordSet> {
    let f = File::open(filename)?;
    let reader = BufReader::new(f);
    read(reader)
}
pub fn read_file ( filename : & Path ) -> Result < RecordSet > { let f = File :: open ( filename ) ? ; let reader = BufReader :: new ( f ) ; read ( reader ) }
try to read a `RecordSet` from a file
try to read a ` RecordSet ` from a file
filename
&Path
filename
&Path