Fixed regression from 0.14.0 (#599)

* Fixed regression from 0.14.0

* Fix unpack

* Updated versions and history and fixed grep function

HISTORY.md

@@ -1,5 +1,9 @@
 ## History
 
+### 0.14.1
+
+- [FIX] Fixed "ImportError: No module named 'dateutil'" (#598).
+
 ### 0.14.0
 
 - [NEW] Added provisional support for Python 3.8.

arrow/__init__.py

@@ -4,4 +4,4 @@
 from .arrow import Arrow
 from .factory import ArrowFactory
 
-__version__ = "0.14.0"
+__version__ = "0.14.1"

setup.py

@@ -1,14 +1,24 @@
 # -*- coding: utf-8 -*-
-from setuptools import setup
+import re
 
-from arrow import __version__
+from setuptools import setup
 
 with open("README.rst", "r") as f:
     readme = f.read()
 
+with open("arrow/__init__.py", "r") as f:
+    init = f.read()
+
+
+def get_version():
+    pattern = r'{}\W*=\W*"([^"]+)"'.format("__version__")
+    strval = re.findall(pattern, init)[0]
+    return strval
+
+
 setup(
     name="arrow",
-    version=__version__,
+    version=get_version(),
     description="Better dates and times for Python",
     long_description=readme,
     long_description_content_type="text/x-rst",