From 01a132264f083ff682ee00df62eb05dbb0484e5a Mon Sep 17 00:00:00 2001
From: Palash Tyagi <23239946+Magnus167@users.noreply.github.com>
Date: Sun, 22 Jun 2025 05:44:24 +0100
Subject: [PATCH] Remove unused imports and clean up test module in DataFrame
 implementation

---
 src/dataframe/df.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/dataframe/df.rs b/src/dataframe/df.rs
index 2574844..0a11159 100644
--- a/src/dataframe/df.rs
+++ b/src/dataframe/df.rs
@@ -1,7 +1,5 @@
 use crate::frame::{Frame, RowIndex};
-use crate::matrix::Matrix;
 use std::collections::HashMap;
-use std::fmt;
 
 /// Represents a column in a DataFrame, holding data of a specific type.
 /// Each variant wraps a `Frame<T>` where T is the data type.
@@ -286,6 +284,8 @@ impl DataFrame {
 #[cfg(test)]
 mod tests {
     use super::*;
+    use crate::frame::Frame;
+    use crate::matrix::Matrix;
     use chrono::NaiveDate;
 
     // Helper for dates