Use ujson instead of regular json (#696)

Author: mpanarin

pyls/__main__.py

@@ -1,10 +1,13 @@
 # Copyright 2017 Palantir Technologies, Inc.
 import argparse
-import json
 import logging
 import logging.config
 import sys
-from .python_ls import start_io_lang_server, start_tcp_lang_server, PythonLanguageServer
+
+import ujson as json
+
+from .python_ls import (PythonLanguageServer, start_io_lang_server,
+                        start_tcp_lang_server)
 
 LOG_FORMAT = "%(asctime)s UTC - %(levelname)s - %(name)s - %(message)s"
 

pyls/plugins/pylint_lint.py

@@ -1,14 +1,13 @@
 # Copyright 2018 Google LLC.
 """Linter plugin for pylint."""
 import collections
-import json
 import logging
 import sys
 
+import ujson as json
 from pylint.epylint import py_run
 from pyls import hookimpl, lsp
 
-
 log = logging.getLogger(__name__)
 
 

setup.py

@@ -37,7 +37,8 @@
         'backports.functools_lru_cache; python_version<"3.2"',
         'jedi>=0.14.1,<0.16',
         'python-jsonrpc-server>=0.1.0',
-        'pluggy'
+        'pluggy',
+        'ujson<=1.35'
     ],
 
     # List additional groups of dependencies here (e.g. development