Memory leakage bug (#97)

* fix : __del__ method added #91

* fix : __del__ method updated

* doc : CHANGELOG updated #91

CHANGELOG.md

@@ -6,6 +6,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ## [Unreleased]
 ### Added
+- `__del__` method
 - `alpha` attribute
 - Demo notebook
 ### Changed

samila/genimage.py

@@ -1,6 +1,7 @@
 # -*- coding: utf-8 -*-
 """Samila generative image."""
 import random
+import gc
 import itertools
 import matplotlib
 import matplotlib.pyplot as plt
@@ -172,3 +173,16 @@ class GenerativeImage:
         :return: result as a dict
         """
         return save_config_file(self, file_adr)
+
+    def __del__(self):
+        """
+        Deconstructor.
+
+        :return:None
+        """
+        if self.fig is not None:
+            self.fig.clf()
+            plt.close(self.fig)
+        del(self.data1)
+        del(self.data2)
+        gc.collect()