Fix linting errors

Author: simonrw

testing/test_lweiss.py

@@ -6,6 +6,7 @@
 Based on a bug report supplied by Laren Weiss
 '''
 
+
 @pytest.mark.skipif(True, reason='Out of date API')
 def test_application(args):
     setup = args

testing/test_python_api.py

@@ -2,6 +2,7 @@
 
 import ttvfast
 
+
 def check_against_output_file(results):
     '''
     Function to check the output of `ttvfast` with the example output file
@@ -25,6 +26,7 @@ def check_against_output_file(results):
 
     assert i == 374
 
+
 def test_python_call(stellar_mass, planets, python_args):
     Time, dt, Total = python_args
     results = ttvfast.ttvfast(planets, stellar_mass, Time, dt, Total)

ttvfast/__init__.py

@@ -2,15 +2,13 @@
 
 "Fast TTV computation"
 
-
-__all__ = ['ttvfast']
-
-
 from collections import namedtuple
 import numpy as np
 from ._ttvfast import _ttvfast as _ttvfast_fn
 from . import models
 
+__all__ = ['ttvfast']
+
 TTVFastResult = namedtuple('TTVFastResult', [
     'planets', 'epochs', 'times', 'rsky', 'vsky', 'rv',
 ])
@@ -34,7 +32,8 @@ def ttvfast(planets, stellar_mass, time, dt, total, rv_times=None):
     input_flag = 0
 
     len_rv = len(rv_times) if rv_times is not None else 0
-    positions, rv = _ttvfast_fn(params, dt, time, total, n_plan, input_flag, len_rv, rv_times)
+    positions, rv = _ttvfast_fn(params, dt, time, total, n_plan,
+                                input_flag, len_rv, rv_times)
 
     return TTVFastResult(
         planets=np.array(positions[0]),