diff --git a/.gitignore b/.gitignore
index a0e76af..5033691 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 .netrwhist
+__pychache__
diff --git a/rplugin/python3/deoplete/sources/__pycache__/contacts.cpython-38.pyc b/rplugin/python3/deoplete/sources/__pycache__/contacts.cpython-38.pyc
deleted file mode 100644
index 917429d..0000000
Binary files a/rplugin/python3/deoplete/sources/__pycache__/contacts.cpython-38.pyc and /dev/null differ
diff --git a/rplugin/python3/deoplete/sources/contacts.py b/rplugin/python3/deoplete/sources/contacts.py
deleted file mode 100644
index 0d76e6e..0000000
--- a/rplugin/python3/deoplete/sources/contacts.py
+++ /dev/null
@@ -1,68 +0,0 @@
-# Modified by Jonathan Hodgson
-
-# Originally from https://github.com/michaeladler/deoplete-abook/blob/master/rplugin/python3/deoplete/sources/abook.py
-# Original Copyright:
-# Copyright (c) 2017 Filip Szymański. All rights reserved.
-# Use of this source code is governed by an MIT license that can be
-# found in the LICENSE file.
-
-import configparser
-import os.path
-import re
-
-from .base import Base  # pylint: disable=E0401
-
-
-# pylint: disable=W0201,W0613
-class Source(Base):
-    COLON_PATTERN = re.compile(r':\s?')
-    COMMA_PATTERN = re.compile(r'.+,\s?')
-    HEADER_PATTERN = re.compile(r'^(Bcc|Cc|From|Reply-To|To):(\s?|.+,\s?)')
-
-    def __init__(self, vim):
-        super().__init__(vim)
-
-        self.__cache = []
-
-        self.filetypes = ['mail']
-        self.mark = '[abook]'
-        self.matchers = ['matcher_length', 'matcher_full_fuzzy']
-        self.min_pattern_length = 0
-        self.name = 'abook'
-
-    def on_init(self, context):
-        self.__datafile = context['vars'].get('deoplete#sources#abook#datafile',
-                                              os.path.expanduser('~/.abook/addressbook'))
-        if not os.path.isfile(self.__datafile):
-            self.vim.err_write('[deoplete-abook] No such file: {0}\n'.format(self.__datafile))
-
-    def on_event(self, context):
-        self.__make_cache()
-
-    def gather_candidates(self, context):
-        if self.HEADER_PATTERN.search(context['input']) is not None:
-            if not self.__cache:
-                self.__make_cache()
-
-            return self.__cache
-
-    def get_complete_position(self, context):
-        colon = self.COLON_PATTERN.search(context['input'])
-        comma = self.COMMA_PATTERN.search(context['input'])
-        return max(colon.end() if colon is not None else -1,
-                   comma.end() if comma is not None else -1)
-
-    def __make_cache(self):
-        addressbook = configparser.ConfigParser()
-        addressbook.read(self.__datafile)
-        for section in addressbook.sections():
-            emails = addressbook.get(section, 'email', fallback=None)
-            if emails is not None:
-                name = addressbook.get(section, 'name', fallback=None)
-                for email in emails.split(','):
-                    if name is not None:
-                        email = '"{0}" <{1}>'.format(name, email)
-
-                    self.__cache.append({'word': email})
-
-# vim: ts=4 et sw=4