From d6f2f64e001bfd94551cc127f7e92395bf11fb17 Mon Sep 17 00:00:00 2001
From: Christian Herdtweck <christian.herdtweck@intra2net.com>
Date: Tue, 9 Apr 2019 11:50:11 +0200
Subject: [PATCH] Fix bad end of iterator and unused variable

The StopIteration is a real error in python 3.7
---
 src/text_helpers.py |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/src/text_helpers.py b/src/text_helpers.py
index d60f165..3b21141 100644
--- a/src/text_helpers.py
+++ b/src/text_helpers.py
@@ -114,7 +114,7 @@ def head_and_tail(iterable, n_head=20, n_tail=20, n_elems=None,
             else:
                 yield skip_elem
     elif n_elems <= n_head:
-        raise StopIteration()
+        return
 
     # yield end
     try:
@@ -154,7 +154,6 @@ def size_str(byte_number, is_diff=False):
         sign_str = '+'
     else:
         sign_str = ''
-    curr_fac = 1
     curr_num = abs(float(byte_number))
 
     # loop
-- 
1.7.1