diff options
Diffstat (limited to 'serial/tools/list_ports_linux.py')
| -rw-r--r-- | serial/tools/list_ports_linux.py | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/serial/tools/list_ports_linux.py b/serial/tools/list_ports_linux.py index d3fa0e4..955761e 100644 --- a/serial/tools/list_ports_linux.py +++ b/serial/tools/list_ports_linux.py @@ -40,7 +40,10 @@ else: plat = sys.platform.lower()
def read_line(filename):
- """help function to read a single line from a file. returns none"""
+ """\
+ Helper function to read a single line from a file.
+ Returns None on errors..
+ """
try:
f = open(filename)
line = f.readline().strip()
|