From 771d28a2692f831657313be805cb91fa35e6aff2 Mon Sep 17 00:00:00 2001
From: Aman Desai <98302868+amanmdesai@users.noreply.github.com>
Date: Mon, 22 Apr 2024 15:11:34 +0930
Subject: [PATCH] add python statement on importing matplotlib

---
 README.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/README.md b/README.md
index 888c84b..b51e30e 100644
--- a/README.md
+++ b/README.md
@@ -178,6 +178,7 @@ print(collection)
 
 Extract the plotting information:
 ```python
+import matplotlib.pyplot as plt
 xbins, bins, weights = collection.lumi_histogram("SRA_Mh")
 plt.hist(xbins, bins=bins, weights=weights)
 plt.xlabel("$M_{h}\ {\\rm [GeV]}$")