From 07919658774600391efe39d6ec202c8081724864 Mon Sep 17 00:00:00 2001
From: Daniel Savoiu <daniel.savoiu@cern.ch>
Date: Wed, 1 Aug 2018 15:14:52 +0200
Subject: [PATCH] Prepare next release: some minor/cosmetic changes

---
 kafe/fit.py      | 15 ++++++++-------
 kafe/multifit.py | 16 +++++++++-------
 kafe/stream.py   |  6 +++---
 3 files changed, 20 insertions(+), 17 deletions(-)

diff --git a/kafe/fit.py b/kafe/fit.py
index 723d9ff..5fd0da3 100644
--- a/kafe/fit.py
+++ b/kafe/fit.py
@@ -983,7 +983,7 @@ def do_fit(self, quiet=False, verbose=False):
 
         self.out_stream.flush()  # write to output files
 
-            
+
     def print_raw_results(self):
         '''
         unformatted print-out of all fit results
@@ -1428,14 +1428,15 @@ def plot_correlations(self):
         return cor_fig
 
     def close(self):
-    # close output file(s)
+        '''close output file(s)'''
         self.out_stream.close()
-        print('closing files')
-        
+
     def __del__(self):
-    # close output file(s)
-        self.out_stream.close()
-        print('destructor class Fit: closing files')
+        '''destructor: close output file(s)'''
+        # check needed in case the constructor throws
+        if hasattr(self, 'out_stream'):
+            self.out_stream.close()
+
 
 class GaussianConstraint(object):
     '''
diff --git a/kafe/multifit.py b/kafe/multifit.py
index 7859db5..6769f3c 100644
--- a/kafe/multifit.py
+++ b/kafe/multifit.py
@@ -775,7 +775,7 @@ def do_fit(self, quiet=False, verbose=False):
 
         self.out_stream.flush()  # write to output files
 
-            
+
     # Private Methods
     ##################
 
@@ -1402,15 +1402,17 @@ def plot_correlations(self, function=None):
                                 i, j, dchi2=[1., 2.3], axes=axarr[jp, ip])
         return cor_fig
 
+
     def close(self):
-    # close output file(s)
+        '''close output file(s)'''
         self.out_stream.close()
-        print('closing files')
-        
+
     def __del__(self):
-    # close output file(s)
-        self.out_stream.close()
-        print('destructor class Fit: closing files')
+        '''destructor: close output file(s)'''
+        # check needed in case the constructor throws
+        if hasattr(self, 'out_stream'):
+            self.out_stream.close()
+
 
 
 class _ParameterSpace(object):
diff --git a/kafe/stream.py b/kafe/stream.py
index 4d8be60..04ad83b 100644
--- a/kafe/stream.py
+++ b/kafe/stream.py
@@ -66,9 +66,9 @@ def __init__(self, out_file, suppress_stdout=False):
             try:
                 file_like.write("")
             except AttributeError:
-              #  self.out_file.append(open(file_like, 'a'))
-                #one-line buffe enforces output
-                self.out_file.append(open(file_like, 'a')) 
+                # one-line buffer enforces output
+                #self.out_file.append(open(file_like, 'a'))
+                self.out_file.append(open(file_like, 'a', 1))
             else:
                 self.out_file.append(file_like)
         self.closed = False