Remove explicit gevent imports

It is enough to monkey patch one time at the top level,
which is done in `bin/srv.py` web server script.

Author: abitrolly

lib/adapter/cmd.py

@@ -1,15 +1,14 @@
 """
 """
 
-# pylint: disable=relative-import,wrong-import-position,unused-argument,abstract-method
+# pylint: disable=unused-argument,abstract-method
 
-from gevent.monkey import patch_all
-from gevent.subprocess import Popen, PIPE
+import os.path
+import re
+from subprocess import Popen, PIPE
 
 from .adapter import Adapter
 
-import os.path
-import re
 
 def _get_abspath(path):
     """Find absolute path of the specified `path`

lib/adapter/question.py

@@ -4,15 +4,13 @@
     path.internal.bin.upstream
 """
 
-# pylint: disable=relative-import,wrong-import-position,wrong-import-order
+# pylint: disable=relative-import
 
 from __future__ import print_function
 
-from gevent.monkey import patch_all
-from gevent.subprocess import Popen, PIPE
-
 import os
 import re
+from subprocess import Popen, PIPE
 
 from polyglot.detect import Detector
 from polyglot.detect.base import UnknownLanguage

lib/fmt/comments.py

@@ -18,19 +18,15 @@
 Configuration parameters:
 """
 
-# pylint: disable=wrong-import-position,wrong-import-order
-
 from __future__ import print_function
 
-from gevent.monkey import patch_all
-from gevent.subprocess import Popen
-
 import sys
 import os
 import textwrap
 import hashlib
 import re
 from itertools import groupby, chain
+from subprocess import Popen
 from tempfile import NamedTemporaryFile
 
 from config import CONFIG

lib/frontend/html.py

@@ -5,22 +5,19 @@
     path.internal.ansi2html
 """
 
-from gevent.monkey import patch_all
-from gevent.subprocess import Popen, PIPE
-
-# pylint: disable=wrong-import-position,wrong-import-order
 import sys
 import os
 import re
+from subprocess import Popen, PIPE
 
 MYDIR = os.path.abspath(os.path.join(__file__, '..', '..'))
 sys.path.append("%s/lib/" % MYDIR)
 
+# pylint: disable=wrong-import-position
 from config import CONFIG
 from globals import error
 from buttons import TWITTER_BUTTON, GITHUB_BUTTON, GITHUB_BUTTON_FOOTER
 import frontend.ansi
-# pylint: disable=wrong-import-position,wrong-import-order
 
 # temporary having it here, but actually we have the same data
 # in the adapter module