diff --git a/src/index.rs b/src/index.rs
index a59d2f0..07912cd 100644
--- a/src/index.rs
+++ b/src/index.rs
@@ -8,7 +8,7 @@ use crate::document::{extract_value, Document};
 use crate::query::Query;
 use crate::schema::Schema;
 use crate::searcher::Searcher;
-use crate::{to_pyerr, get_field};
+use crate::{get_field, to_pyerr};
 use tantivy as tv;
 use tantivy::directory::MmapDirectory;
 use tantivy::schema::{NamedFieldDocument, Term, Value};
@@ -80,8 +80,7 @@ impl IndexWriter {
     /// Detect and removes the files that are not used by the index anymore.
     fn garbage_collect_files(&mut self) -> PyResult<()> {
         use futures::executor::block_on;
-        block_on(self.inner_index_writer
-            .garbage_collect_files())
+        block_on(self.inner_index_writer.garbage_collect_files())
             .map_err(to_pyerr)?;
         Ok(())
     }
@@ -334,8 +333,7 @@ impl Index {
                 }
             }
         } else {
-            for (field, field_entry) in self.index.schema().fields()
-            {
+            for (field, field_entry) in self.index.schema().fields() {
                 if field_entry.is_indexed() {
                     default_fields.push(field);
                 }
diff --git a/src/lib.rs b/src/lib.rs
index 77cf565..4eaffbb 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -85,11 +85,14 @@ pub(crate) fn to_pyerr<E: ToString>(err: E) -> PyErr {
     exceptions::ValueError::py_err(err.to_string())
 }
 
-pub(crate) fn get_field(schema: &tv::schema::Schema, field_name: &str) -> PyResult<tv::schema::Field> {
+pub(crate) fn get_field(
+    schema: &tv::schema::Schema,
+    field_name: &str,
+) -> PyResult<tv::schema::Field> {
     let field = schema.get_field(field_name).ok_or_else(|| {
         exceptions::ValueError::py_err(format!(
             "Field `{}` is not defined in the schema.",
-                field_name
+            field_name
         ))
     })?;
 
diff --git a/src/searcher.rs b/src/searcher.rs
index 20868e0..97054a0 100644
--- a/src/searcher.rs
+++ b/src/searcher.rs
@@ -2,7 +2,7 @@
 
 use crate::document::Document;
 use crate::query::Query;
-use crate::{to_pyerr};
+use crate::to_pyerr;
 use pyo3::exceptions::ValueError;
 use pyo3::prelude::*;
 use pyo3::PyObjectProtocol;