From 8eb520f5169284c0b3c6b186f2b627fcb5a24aaa Mon Sep 17 00:00:00 2001
From: Casper da Costa-Luis <casper.dcl@physics.org>
Date: Thu, 17 Oct 2019 21:11:47 +0100
Subject: [PATCH] fix ncols_desc=0 (#2627)

- fixes #2598
---
 dvc/progress.py | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/dvc/progress.py b/dvc/progress.py
index df36726b8..f64459601 100644
--- a/dvc/progress.py
+++ b/dvc/progress.py
@@ -114,5 +114,11 @@ class Tqdm(tqdm):
         d = super(Tqdm, self).format_dict
         ncols = d["ncols"] or 80
         ncols_desc = ncols - len(self.format_meter(ncols_desc=1, **d)) + 1
-        d["ncols_desc"] = max(ncols_desc, 0)
+        ncols_desc = max(ncols_desc, 0)
+        if ncols_desc:
+            d["ncols_desc"] = ncols_desc
+        else:
+            # work-around for zero-width desc
+            d["ncols_desc"] = 1
+            d["desc"] = 0
         return d