diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 6890aed..0ee47b0 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -1,7 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="ChangeListManager">
-    <list default="true" id="0aedafd8-e57e-462a-beda-65af0b91f3df" name="Default Changelist" comment="" />
+    <list default="true" id="0aedafd8-e57e-462a-beda-65af0b91f3df" name="Default Changelist" comment="">
+      <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
+    </list>
     <ignored path="$PROJECT_DIR$/out/" />
     <option name="EXCLUDED_CONVERTED_TO_IGNORED" value="true" />
     <option name="SHOW_DIALOG" value="false" />
@@ -102,8 +104,8 @@
       <file pinned="false" current-in-tab="true">
         <entry file="file://$PROJECT_DIR$/train.py">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="310">
-              <caret line="113" column="59" selection-start-line="113" selection-start-column="59" selection-end-line="113" selection-end-column="59" />
+            <state relative-caret-position="246">
+              <caret line="69" column="66" lean-forward="true" selection-start-line="69" selection-start-column="66" selection-end-line="69" selection-end-column="66" />
               <folding>
                 <element signature="e#0#28#0" expanded="true" />
               </folding>
@@ -241,7 +243,7 @@
   <component name="PropertiesComponent">
     <property name="WebServerToolWindowFactoryState" value="false" />
     <property name="aspect.path.notification.shown" value="true" />
-    <property name="com.android.tools.idea.instantapp.provision.ProvisionBeforeRunTaskProvider.myTimeStamp" value="1588402764664" />
+    <property name="com.android.tools.idea.instantapp.provision.ProvisionBeforeRunTaskProvider.myTimeStamp" value="1588402982309" />
     <property name="go.gopath.indexing.explicitly.defined" value="true" />
     <property name="nodejs_interpreter_path.stuck_in_default_project" value="undefined stuck path" />
     <property name="nodejs_npm_path_reset_for_default_project" value="true" />
@@ -282,12 +284,12 @@
       <option name="presentableId" value="Default" />
       <updated>1588152877746</updated>
       <workItem from="1588152880522" duration="16973000" />
-      <workItem from="1588319878551" duration="29019000" />
+      <workItem from="1588319878551" duration="29284000" />
     </task>
     <servers />
   </component>
   <component name="TimeTrackingManager">
-    <option name="totallyTimeSpent" value="45992000" />
+    <option name="totallyTimeSpent" value="46257000" />
   </component>
   <component name="ToolWindowManager">
     <frame x="0" y="0" width="1280" height="800" extended-state="0" />
@@ -433,8 +435,8 @@
     </entry>
     <entry file="file://$PROJECT_DIR$/train.py">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="310">
-          <caret line="113" column="59" selection-start-line="113" selection-start-column="59" selection-end-line="113" selection-end-column="59" />
+        <state relative-caret-position="246">
+          <caret line="69" column="66" lean-forward="true" selection-start-line="69" selection-start-column="66" selection-end-line="69" selection-end-column="66" />
           <folding>
             <element signature="e#0#28#0" expanded="true" />
           </folding>
diff --git a/train.py b/train.py
index 2656582..0891f8e 100644
--- a/train.py
+++ b/train.py
@@ -9,6 +9,7 @@ from keras.layers import Dense
 from keras.layers import LSTM
 from math import sqrt
 import numpy
+from keras.optimizers import Adam
 
 
 # frame a sequence as a supervised learning problem