From e213593467fff4bd30f47b2e1dc67d769233bbc0 Mon Sep 17 00:00:00 2001
From: Ross <xkjq@ymail.com>
Date: Sun, 21 Nov 2021 10:56:20 +0000
Subject: [PATCH] .

---
 rapids/models.py | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/rapids/models.py b/rapids/models.py
index ab2b7fed..966456e1 100644
--- a/rapids/models.py
+++ b/rapids/models.py
@@ -457,11 +457,12 @@ class RapidImage(models.Model):
         if self.image:
             # Try and read the file as a dicom
             try:
+                # and generate a hash from the pixel data
                 hash = ",".join(pydicom.dcmread(self.image.path).pixel_array.tostring())
                 self.is_dicom = True
             except pydicom.errors.InvalidDicomError:
-                with self.image.open("r") as f:
-                    hash = hashlib.md5(f).hexdigest()
+                self.image.file.open()
+                hash = hashlib.md5(self.image.file).hexdigest()
 
             self.image_md5_hash = hash
         super().save(*args, **kwargs)  # Call the "real" save() method.