Update dependencies requirements

Author: sdispater

.gitignore

@@ -28,3 +28,4 @@ benchmark.py
 results.json
 profile.html
 /wheelhouse
+pyproject.lock

pyproject.toml

@@ -0,0 +1,28 @@
+[tool.poetry]
+name = "pendulum"
+version = "1.4.2"
+description = "Python datetimes made easy."
+
+license = "MIT"
+
+authors = [
+    "Sébastien Eustace <[email protected]>"
+]
+
+readme = 'README.rst'
+
+homepage = "https://pendulum.eustace.io"
+repository = "https://github.com/sdispater/pendulum"
+
+keywords = ['datetime', 'date', 'time', 'timezone']
+
+
+[tool.poetry.dependencies]
+python = "~2.7 || ^3.4"
+python-dateutil = "^2.6"
+tzlocal = "^1.5"
+pytzdata = ">=2018.3"
+
+[tool.poetry.dev-dependencies]
+pytest = "^3.4"
+pytest-cov = "^2.4"

requirements.txt

@@ -1,3 +1,3 @@
-tzlocal
-python-dateutil
-pytzdata>=2017.2.2
+tzlocal>=1.5.0,<2.0.0
+python-dateutil>=2.6.0,<3.0.0
+pytzdata>=2018.3

setup.py

@@ -45,6 +45,7 @@ def get_version():
                   ['pendulum/_extensions/_helpers.c']),
     ]
 
+
 class BuildFailed(Exception):
 
     pass
@@ -66,6 +67,7 @@ def build_extension(self, ext):
                 DistutilsPlatformError, ValueError):
             raise BuildFailed()
 
+
 packages = ['pendulum']
 for pkg in find_packages('pendulum'):
     packages.append('pendulum.' + pkg)
@@ -82,13 +84,16 @@ def build_extension(self, ext):
     download_url='https://github.com/sdispater/pendulum/archive/%s.tar.gz' % __version__,
     packages=packages,
     install_requires=[
-        'tzlocal',
-        'python-dateutil',
-        'pytzdata',
+        'tzlocal>=1.5.0,<2.0.0',
+        'python-dateutil>=2.6.0,<3.0.0',
+        'pytzdata>=2018.3',
     ],
     include_package_data=True,
-    tests_require=['pytest'],
-    test_suite='nose.collector',
+    tests_require=[
+        'pytest>=3.4.0,<4.0.0',
+        'pytest-cov>=2.4.0,<3.0.0',
+        'pytz>=2018.3',
+    ],
     classifiers=[
         'Intended Audience :: Developers',
         'Operating System :: OS Independent',

tests-requirements.txt

@@ -1,5 +1,4 @@
 -r requirements.txt
-pytest
-pytest-cov
-coverage<4
-pytz
+pytest>=3.4.0,<4.0.0
+pytest-cov>=2.4.0,<3.0.0
+pytz>=2018.3