From b3b6579e67b25c90f947d545c4fd101fdee41231 Mon Sep 17 00:00:00 2001
From: Fabian Joswig <fabian.joswig@ed.ac.uk>
Date: Tue, 16 Nov 2021 12:07:19 +0000
Subject: [PATCH] fix: Obs.plot_history no longer requires that the
 gamma_method was run

---
 pyerrors/obs.py | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/pyerrors/obs.py b/pyerrors/obs.py
index e4a9340d..287ea6cc 100644
--- a/pyerrors/obs.py
+++ b/pyerrors/obs.py
@@ -505,9 +505,6 @@ class Obs:
         expand : bool
             show expanded history for irregular Monte Carlo chains (default: True).
         """
-        if not hasattr(self, 'e_dvalue'):
-            raise Exception('Run the gamma method first.')
-
         for e, e_name in enumerate(self.e_names):
             plt.figure()
             r_length = []