From 73ba69d8cd44d3a95bbeb8d99188087777963402 Mon Sep 17 00:00:00 2001
From: wunde005 <wunde005@umn.edu>
Date: Sat, 8 Feb 2025 22:58:13 -0600
Subject: [PATCH] For csv files mimetypes.guess_type is returning
 "application/vnd.ms-excel" on windows causing an invalid mime type in
 plaintextconverter. In reference to issue:
 https://github.com/microsoft/markitdown/issues/150 (#273)

---
 src/markitdown/_markitdown.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/markitdown/_markitdown.py b/src/markitdown/_markitdown.py
index 9f610f6..e68b099 100644
--- a/src/markitdown/_markitdown.py
+++ b/src/markitdown/_markitdown.py
@@ -46,6 +46,9 @@ from azure.identity import DefaultAzureCredential
 # This constant is a temporary fix until the bug is resolved.
 CONTENT_FORMAT = "markdown"
 
+# Override mimetype for csv to fix issue on windows
+mimetypes.add_type("text/csv", ".csv")
+
 # Optional Transcription support
 IS_AUDIO_TRANSCRIPTION_CAPABLE = False
 try: