replace error handlers for stdout and co.

Python3.5 and lower throw an UnicodeEncodeError when trying to print
not-encodable characters when not using 'utf-8' as encoding.
Setting their error handlers to 'replace' should help.

gallery_dl/__init__.py

@@ -27,7 +27,6 @@
 __version__ = version.__version__
 log = logging.getLogger("gallery-dl")
 
-
 def initialize_logging(loglevel, formatter):
     """Setup basic logging functionality before configfiles have been loaded"""
     # convert levelnames to lowercase
@@ -42,6 +41,18 @@ def initialize_logging(loglevel, formatter):
     root.addHandler(handler)
 
 
+def replace_std_streams(errors="replace"):
+    """Replace standard streams and set their error handlers to 'errors'"""
+    for name in ("stdout", "stdin", "stderr"):
+        stream = getattr(sys, name)
+        setattr(sys, name, stream.__class__(
+            stream.buffer,
+            errors=errors,
+            newline=stream.newlines,
+            line_buffering=stream.line_buffering,
+        ))
+
+
 def progress(urls, pformat):
     """Wrapper around urls to output a simple progress indicator"""
     if pformat is True:
@@ -142,6 +153,9 @@ def parse_inputfile(file):
 
 def main():
     try:
+        if sys.stdout.encoding.lower() != "utf-8":
+            replace_std_streams()
+
         parser = option.build_parser()
         args = parser.parse_args()
 

test/test_results.py

@@ -21,6 +21,7 @@
 
 # temporary issues, etc.
 BROKEN = {
+    "imgyt",        # "Name or service not known"
     "loveisover",   # "Name or service not known"
     "luscious",     # order changed, "Jump to Page" is gone
     "mangahere",    # invalid SSL cert