refactor: splitting models

src/data/gradescope.rs

@@ -45,7 +45,7 @@ use std::path::{Path, PathBuf};
 
 use crate::date::Date;
 use crate::error::{Error, Result};
-use crate::responses::{administration_id, Response, ResponseSet};
+use crate::responses::{Response, ResponseSet, administration_id};
 use crate::taxonomy::Flag;
 
 /// What a rubric column represents.
@@ -358,7 +358,7 @@ pub fn parse_question(path: &Path) -> Result<Question> {
                 "{} has no `Submission Time` column, so the rubric columns cannot be located; \
                  is this a Gradescope per-question export?",
                 path.display()
-            )]))
+            )]));
         }
     };
     let end = index_of("Adjustment").unwrap_or(header.len());