[gedit-plugins/translate] Do not thrown exception if cannot connect

[Jordi Mas <jmas src gnome org>]

commit 0800b337fcdb2185f7b48312a3d5a50762820d0b
Author: Jordi Mas <jmas softcatala org>
Date:   Sun Mar 4 21:31:54 2018 +0100

    Do not thrown exception if cannot connect

 plugins/translate/translate/services/yandex.py |   42 +++++++++++++-----------
 1 files changed, 23 insertions(+), 19 deletions(-)
---
diff --git a/plugins/translate/translate/services/yandex.py b/plugins/translate/translate/services/yandex.py
index 53150e3..bde055b 100644
--- a/plugins/translate/translate/services/yandex.py
+++ b/plugins/translate/translate/services/yandex.py
@@ -83,25 +83,29 @@ class Yandex(Service):
 
     def _get_remote_language_names(self):
 
-        url = "{0}/getLangs?ui=en&key={1}".format(self.SERVER, self._key)
-        response = urllib.request.urlopen(url)
-        payload = json.loads(response.read().decode("utf-8"))
-
-        language_codes = payload['dirs']
-        language_codes = [x.replace('-', '|') for x in language_codes]
-        locales_names = payload['langs']
-
-        language_names = []
-        for lang_pair in language_codes:
-            langs = lang_pair.split('|')
-            source = langs[0]
-            target = langs[1]
-            name = self.get_language_pair_name(source, target, locales_names)
-            language_names.append(name)
-
-        Yandex.g_locales_names = locales_names
-        Yandex.g_language_names = language_names
-        Yandex.g_language_codes = language_codes
+        try:
+            url = "{0}/getLangs?ui=en&key={1}".format(self.SERVER, self._key)
+            response = urllib.request.urlopen(url)
+            payload = json.loads(response.read().decode("utf-8"))
+
+            language_codes = payload['dirs']
+            language_codes = [x.replace('-', '|') for x in language_codes]
+            locales_names = payload['langs']
+
+            language_names = []
+            for lang_pair in language_codes:
+                langs = lang_pair.split('|')
+                source = langs[0]
+                target = langs[1]
+                name = self.get_language_pair_name(source, target, locales_names)
+                language_names.append(name)
+
+            Yandex.g_locales_names = locales_names
+            Yandex.g_language_names = language_names
+            Yandex.g_language_codes = language_codes
+
+        except Exception as e:
+            print("_get_remote_language_names exception {0}".format(e))
 
 
     def translate_text(self, text, language_pair):