From 97b8badebfe5067fad1c012d4955b20dcc1ed24b Mon Sep 17 00:00:00 2001
From: Aaron LI <aly@aaronly.me>
Date: Thu, 20 Dec 2018 23:50:04 +0800
Subject: PEP8 fix

---
 fg21sim/extragalactic/clusters/solver.py       |  4 ++--
 fg21sim/extragalactic/pointsources/psparams.py |  4 +++-
 fg21sim/sky.py                                 | 18 +++++++++---------
 fg21sim/uvsim/telescope.py                     |  2 +-
 4 files changed, 15 insertions(+), 13 deletions(-)

(limited to 'fg21sim')

diff --git a/fg21sim/extragalactic/clusters/solver.py b/fg21sim/extragalactic/clusters/solver.py
index ad5c320..10fd8e4 100644
--- a/fg21sim/extragalactic/clusters/solver.py
+++ b/fg21sim/extragalactic/clusters/solver.py
@@ -77,9 +77,9 @@ class FokkerPlanckSolver:
     """
     Solve the Fokker-Planck equation:
 
-    ∂u(x,t)   ∂  /                ∂u(x) \            u(x,t)
+    ∂u(x,t)   ∂  [                ∂u(x) ]            u(x,t)
     ------- = -- | B(x)u(x) + C(x)----- | + Q(x,t) - ------
-       ∂t     ∂x \                  ∂x  /            T(x,t)
+       ∂t     ∂x [                  ∂x  ]            T(x,t)
 
     u(x,t) : distribution/spectrum w.r.t. x at different times
     B(x,t) : advection coefficient
diff --git a/fg21sim/extragalactic/pointsources/psparams.py b/fg21sim/extragalactic/pointsources/psparams.py
index 7c3a93a..823af72 100644
--- a/fg21sim/extragalactic/pointsources/psparams.py
+++ b/fg21sim/extragalactic/pointsources/psparams.py
@@ -19,6 +19,7 @@ from astropy.cosmology import FlatLambdaCDM
 class PixelParams():
     """
     A class to transform cosmology distance to angles or pixels.
+
     Parameters
     ------------
     H0: float
@@ -28,11 +29,12 @@ class PixelParams():
     ang_res: float
         Angular resolution, i.e. degree per pixel. (May be useless)
     ang_total: list
-        Total angles of the simulated sky region,whose unit is degree (\deg)
+        Total angles of the simulated sky region, whose unit is degree
     z : float
         Redshift
     scale: float
         The real object scale.
+
     Example
     ------------
     >>> PixelParams = PixelParams(img_size=(1024,1024),ang_total=(5,5))
diff --git a/fg21sim/sky.py b/fg21sim/sky.py
index 724e3fa..2b94c7c 100644
--- a/fg21sim/sky.py
+++ b/fg21sim/sky.py
@@ -88,7 +88,7 @@ class SkyBase:
         elif isinstance(other, (int, float, np.ndarray)):
             return self.data + other
         else:
-            raise NotImplemented
+            raise NotImplementedError
 
     def __sub__(self, other):
         """Binary arithmetic operation: ``-``."""
@@ -97,7 +97,7 @@ class SkyBase:
         elif isinstance(other, (int, float, np.ndarray)):
             return self.data - other
         else:
-            raise NotImplemented
+            raise NotImplementedError
 
     def __mul__(self, other):
         """Binary arithmetic operation: ``*``."""
@@ -106,7 +106,7 @@ class SkyBase:
         elif isinstance(other, (int, float, np.ndarray)):
             return self.data * other
         else:
-            raise NotImplemented
+            raise NotImplementedError
 
     def __truediv__(self, other):
         """Binary arithmetic operation: ``/``."""
@@ -115,7 +115,7 @@ class SkyBase:
         elif isinstance(other, (int, float, np.ndarray)):
             return self.data / other
         else:
-            raise NotImplemented
+            raise NotImplementedError
 
     def __pow__(self, other):
         """Binary arithmetic operation: ``**``."""
@@ -124,7 +124,7 @@ class SkyBase:
         elif isinstance(other, (int, float, np.ndarray)):
             return self.data ** other
         else:
-            raise NotImplemented
+            raise NotImplementedError
 
     def __iadd__(self, other):
         """
@@ -143,7 +143,7 @@ class SkyBase:
             self.data += other
             return self
         else:
-            raise NotImplemented
+            raise NotImplementedError
 
     def __isub__(self, other):
         """Augmented arithmetic assignment: ``-=``."""
@@ -154,7 +154,7 @@ class SkyBase:
             self.data -= other
             return self
         else:
-            raise NotImplemented
+            raise NotImplementedError
 
     def __imul__(self, other):
         """Augmented arithmetic assignment: ``*=``."""
@@ -165,7 +165,7 @@ class SkyBase:
             self.data *= other
             return self
         else:
-            raise NotImplemented
+            raise NotImplementedError
 
     def __itruediv__(self, other):
         """Augmented arithmetic assignment: ``/=``."""
@@ -176,7 +176,7 @@ class SkyBase:
             self.data /= other
             return self
         else:
-            raise NotImplemented
+            raise NotImplementedError
 
     def __neg__(self):
         """Unary arithmetic operation: ``-``."""
diff --git a/fg21sim/uvsim/telescope.py b/fg21sim/uvsim/telescope.py
index 9e224a9..0620005 100644
--- a/fg21sim/uvsim/telescope.py
+++ b/fg21sim/uvsim/telescope.py
@@ -68,7 +68,7 @@ class SKA1Low:
         self.ant_min_sep = ant_min_sep  # [m]
         self.r_core = r_core  # [m]
         self.r_central = r_central  # [m]
-        self.data = pd.read_csv(infile, sep="\s+", comment="#",
+        self.data = pd.read_csv(infile, sep=r"\s+", comment="#",
                                 index_col="Label")
         logger.info("Read telescope layout data from: %s" % infile)
         self.position_wgs84 = np.array(self.data.loc["CENTER", :])
-- 
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