From 025f24474e203f42241b46403b708766463d38b0 Mon Sep 17 00:00:00 2001
From: Théo de la Hogue
Date: Tue, 3 May 2022 16:39:32 +0200
Subject: Adding a method to convert a TimeStampedbuffer into panda dataframe.

---
 src/argaze/DataStructures.py | 20 +++++++++++++-------
 1 file changed, 13 insertions(+), 7 deletions(-)

diff --git a/src/argaze/DataStructures.py b/src/argaze/DataStructures.py
index 7b6ad9b..b1b47f5 100644
--- a/src/argaze/DataStructures.py
+++ b/src/argaze/DataStructures.py
@@ -100,22 +100,28 @@ class TimeStampedBuffer(collections.OrderedDict):
             return None
 
     def export_as_json(self, filepath):
-        """Write buffer content into a json file"""
+        """Write buffer content into a json file."""
         try:
             with open(filepath, 'w', encoding='utf-8') as jsonfile:
                 json.dump(self, jsonfile, ensure_ascii = False, default=vars)
         except:
             raise RuntimeError(f'Can\' write {filepath}')
 
+    def as_dataframe(self, exclude=[]):
+        """Convert buffer as pandas dataframe."""
+
+        df = pandas.DataFrame.from_dict(self.values())
+        df.drop(exclude, inplace=True, axis=True)
+        df['timestamp'] = self.keys()
+        df.set_index('timestamp', inplace=True)
+
+        return df
+
     def export_as_csv(self, filepath, exclude=[]):
-        """Write buffer content into a csv file"""
+        """Write buffer content into a csv file."""
         try:
 
-            df = pandas.DataFrame.from_dict(self.values())
-            df.drop(exclude, inplace=True, axis=True)
-            df['timestamp'] = self.keys()
-            df.set_index('timestamp', inplace=True)
-            df.to_csv(filepath, index=True)
+            self.as_dataframe(exclude=exclude).to_csv(filepath, index=True)
 
         except:
             raise RuntimeError(f'Can\' write {filepath}')
-- 
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