From e9e32146d105097c4d638bfcd341c88c2356b5f6 Mon Sep 17 00:00:00 2001
From: mmcky <mmcky@users.noreply.github.com>
Date: Thu, 10 Nov 2016 16:44:28 +1100
Subject: [PATCH] Remove warnings supression as noted by Issue #229 (#231)

* Remove warnings supression as noted by Issue #229

* remove the import of warnings module as not needed now
---
 quantecon/arma.py       | 7 ++-----
 quantecon/matrix_eqn.py | 8 ++------
 2 files changed, 4 insertions(+), 11 deletions(-)

diff --git a/quantecon/arma.py b/quantecon/arma.py
index 0fa02f8d4..56ba60e52 100644
--- a/quantecon/arma.py
+++ b/quantecon/arma.py
@@ -4,17 +4,14 @@
 
 Provides functions for working with and visualizing scalar ARMA processes.
 
+TODO: 1. Fix warnings concerning casting complex variables back to floats
+
 """
 import numpy as np
 from numpy import conj, pi
 import matplotlib.pyplot as plt
 from scipy.signal import dimpulse, freqz, dlsim
 
-# == Ignore unnecessary warnings concerning casting complex variables back to
-# floats == #
-import warnings
-warnings.filterwarnings('ignore')
-
 
 class ARMA(object):
     r"""
diff --git a/quantecon/matrix_eqn.py b/quantecon/matrix_eqn.py
index 3545b3da1..322a5571d 100644
--- a/quantecon/matrix_eqn.py
+++ b/quantecon/matrix_eqn.py
@@ -7,20 +7,16 @@
 * Lyapunov Equations
 * Ricatti Equations
 
-TODO: See issue 47 on github repository, should add support for
+TODO: 1. See issue 47 on github repository, should add support for
       Sylvester equations
-
+      2. Fix warnings from checking conditioning of matrices
 """
 from __future__ import division
 import numpy as np
-import warnings
 from numpy import dot
 from numpy.linalg import solve
 from scipy.linalg import solve_discrete_lyapunov as sp_solve_discrete_lyapunov
 
-# == Suppress warnings from checking conditioning of matrices == #
-warnings.simplefilter("ignore", RuntimeWarning)
-
 
 def solve_discrete_lyapunov(A, B, max_it=50, method="doubling"):
     r"""