feat: simulate video learning events

Resolves #3
elimu-ai · Sep 21, 2024 · 54df4f8 · 54df4f8
1 parent a60ee21
commit 54df4f8
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Showing 7 changed files with 152 additions and 90 deletions.
diff --git a/...01018/video-learning-events/e387e38700000001_3001018_video-learning-events_2024-09-21.csv b/...01018/video-learning-events/e387e38700000001_3001018_video-learning-events_2024-09-21.csv
@@ -1,13 +1,21 @@
 id,timestamp,android_id,package_name,video_id,video_title,learning_event_type
-0,1726896840,e387e38700000001,ai.elimu.analytics,3,akili and me - letter c,
-0,1726896840,e387e38700000001,ai.elimu.analytics,42,one small step,
-0,1726896840,e387e38700000001,ai.elimu.analytics,13,akili and me - the rectangle song,
-0,1726896840,e387e38700000001,ai.elimu.analytics,8,akili and me - family,
-0,1726896840,e387e38700000001,ai.elimu.analytics,3,akili and me - letter c,
-0,1726896840,e387e38700000001,ai.elimu.analytics,42,one small step,
-0,1726896840,e387e38700000001,ai.elimu.analytics,8,akili and me - family,
-0,1726896840,e387e38700000001,ai.elimu.analytics,10,akili and me - music,
-0,1726896840,e387e38700000001,ai.elimu.analytics,33,akili and me - letter i,
-0,1726896840,e387e38700000001,ai.elimu.analytics,3,akili and me - letter c,
-0,1726896840,e387e38700000001,ai.elimu.analytics,36,akili and me - letter l,
-0,1726896840,e387e38700000001,ai.elimu.analytics,34,akili and me - letter j,
+0,1726905582649,e387e38700000001,ai.elimu.analytics,1,akili and me - letter a,VIDEO_OPENED
+0,1726905608328,e387e38700000001,ai.elimu.analytics,1,akili and me - letter a,VIDEO_COMPLETED
+0,1726905582651,e387e38700000001,ai.elimu.analytics,1,akili and me - letter a,VIDEO_OPENED
+0,1726905640436,e387e38700000001,ai.elimu.analytics,1,akili and me - letter a,VIDEO_COMPLETED
+0,1726905582651,e387e38700000001,ai.elimu.analytics,32,akili and me - letter h,VIDEO_OPENED
+0,1726905589620,e387e38700000001,ai.elimu.analytics,32,akili and me - letter h,VIDEO_COMPLETED
+0,1726905582651,e387e38700000001,ai.elimu.analytics,11,akili and me - art - drawing rectangles,VIDEO_OPENED
+0,1726905589095,e387e38700000001,ai.elimu.analytics,11,akili and me - art - drawing rectangles,VIDEO_CLOSED_BEFORE_COMPLETED
+0,1726905582651,e387e38700000001,ai.elimu.analytics,3,akili and me - letter c,VIDEO_OPENED
+0,1726905632218,e387e38700000001,ai.elimu.analytics,3,akili and me - letter c,VIDEO_CLOSED_BEFORE_COMPLETED
+0,1726905582652,e387e38700000001,ai.elimu.analytics,36,akili and me - letter l,VIDEO_OPENED
+0,1726905635147,e387e38700000001,ai.elimu.analytics,36,akili and me - letter l,VIDEO_COMPLETED
+0,1726905582652,e387e38700000001,ai.elimu.analytics,8,akili and me - family,VIDEO_OPENED
+0,1726905600915,e387e38700000001,ai.elimu.analytics,8,akili and me - family,VIDEO_COMPLETED
+0,1726905582652,e387e38700000001,ai.elimu.analytics,12,akili and me - numbers - one two three song,VIDEO_OPENED
+0,1726905623025,e387e38700000001,ai.elimu.analytics,12,akili and me - numbers - one two three song,VIDEO_CLOSED_BEFORE_COMPLETED
+0,1726905582652,e387e38700000001,ai.elimu.analytics,33,akili and me - letter i,VIDEO_OPENED
+0,1726905589590,e387e38700000001,ai.elimu.analytics,33,akili and me - letter i,VIDEO_COMPLETED
+0,1726905582653,e387e38700000001,ai.elimu.analytics,42,one small step,VIDEO_OPENED
+0,1726905620623,e387e38700000001,ai.elimu.analytics,42,one small step,VIDEO_COMPLETED
diff --git a/...01018/video-learning-events/e387e38700000002_3001018_video-learning-events_2024-09-21.csv b/...01018/video-learning-events/e387e38700000002_3001018_video-learning-events_2024-09-21.csv
@@ -1,18 +1 @@
-id,timestamp,android_id,package_name,video_id,video_title,learning_event_type
-0,1726896840,e387e38700000002,ai.elimu.analytics,42,one small step,
-0,1726896840,e387e38700000002,ai.elimu.analytics,7,akili and me - letter g,
-0,1726896840,e387e38700000002,ai.elimu.analytics,2,akili and me - letter b,
-0,1726896840,e387e38700000002,ai.elimu.analytics,5,akili and me - letter e,
-0,1726896840,e387e38700000002,ai.elimu.analytics,4,akili and me - letter d,
-0,1726896840,e387e38700000002,ai.elimu.analytics,14,akili and me - counting compilation,
-0,1726896840,e387e38700000002,ai.elimu.analytics,7,akili and me - letter g,
-0,1726896840,e387e38700000002,ai.elimu.analytics,10,akili and me - music,
-0,1726896840,e387e38700000002,ai.elimu.analytics,35,akili and me - letter k,
-0,1726896840,e387e38700000002,ai.elimu.analytics,11,akili and me - art - drawing rectangles,
-0,1726896840,e387e38700000002,ai.elimu.analytics,13,akili and me - the rectangle song,
-0,1726896840,e387e38700000002,ai.elimu.analytics,9,akili and me - jump jump jump,
-0,1726896840,e387e38700000002,ai.elimu.analytics,13,akili and me - the rectangle song,
-0,1726896840,e387e38700000002,ai.elimu.analytics,1,akili and me - letter a,
-0,1726896840,e387e38700000002,ai.elimu.analytics,5,akili and me - letter e,
-0,1726896840,e387e38700000002,ai.elimu.analytics,10,akili and me - music,
-0,1726896840,e387e38700000002,ai.elimu.analytics,33,akili and me - letter i,
+
diff --git a/...01018/video-learning-events/e387e38700000003_3001018_video-learning-events_2024-09-21.csv b/...01018/video-learning-events/e387e38700000003_3001018_video-learning-events_2024-09-21.csv
@@ -1,17 +1,25 @@
 id,timestamp,android_id,package_name,video_id,video_title,learning_event_type
-0,1726896840,e387e38700000003,ai.elimu.analytics,7,akili and me - letter g,
-0,1726896840,e387e38700000003,ai.elimu.analytics,33,akili and me - letter i,
-0,1726896840,e387e38700000003,ai.elimu.analytics,9,akili and me - jump jump jump,
-0,1726896840,e387e38700000003,ai.elimu.analytics,12,akili and me - numbers - one two three song,
-0,1726896840,e387e38700000003,ai.elimu.analytics,2,akili and me - letter b,
-0,1726896840,e387e38700000003,ai.elimu.analytics,14,akili and me - counting compilation,
-0,1726896840,e387e38700000003,ai.elimu.analytics,6,akili and me - letter f,
-0,1726896840,e387e38700000003,ai.elimu.analytics,14,akili and me - counting compilation,
-0,1726896840,e387e38700000003,ai.elimu.analytics,42,one small step,
-0,1726896840,e387e38700000003,ai.elimu.analytics,12,akili and me - numbers - one two three song,
-0,1726896840,e387e38700000003,ai.elimu.analytics,14,akili and me - counting compilation,
-0,1726896840,e387e38700000003,ai.elimu.analytics,10,akili and me - music,
-0,1726896840,e387e38700000003,ai.elimu.analytics,8,akili and me - family,
-0,1726896840,e387e38700000003,ai.elimu.analytics,34,akili and me - letter j,
-0,1726896840,e387e38700000003,ai.elimu.analytics,34,akili and me - letter j,
-0,1726896840,e387e38700000003,ai.elimu.analytics,6,akili and me - letter f,
+0,1726905582662,e387e38700000003,ai.elimu.analytics,1,akili and me - letter a,VIDEO_OPENED
+0,1726905619092,e387e38700000003,ai.elimu.analytics,1,akili and me - letter a,VIDEO_CLOSED_BEFORE_COMPLETED
+0,1726905582662,e387e38700000003,ai.elimu.analytics,32,akili and me - letter h,VIDEO_OPENED
+0,1726905596844,e387e38700000003,ai.elimu.analytics,32,akili and me - letter h,VIDEO_COMPLETED
+0,1726905582662,e387e38700000003,ai.elimu.analytics,2,akili and me - letter b,VIDEO_OPENED
+0,1726905600960,e387e38700000003,ai.elimu.analytics,2,akili and me - letter b,VIDEO_CLOSED_BEFORE_COMPLETED
+0,1726905582662,e387e38700000003,ai.elimu.analytics,3,akili and me - letter c,VIDEO_OPENED
+0,1726905626849,e387e38700000003,ai.elimu.analytics,3,akili and me - letter c,VIDEO_CLOSED_BEFORE_COMPLETED
+0,1726905582664,e387e38700000003,ai.elimu.analytics,34,akili and me - letter j,VIDEO_OPENED
+0,1726905602664,e387e38700000003,ai.elimu.analytics,34,akili and me - letter j,VIDEO_COMPLETED
+0,1726905582664,e387e38700000003,ai.elimu.analytics,3,akili and me - letter c,VIDEO_OPENED
+0,1726905612137,e387e38700000003,ai.elimu.analytics,3,akili and me - letter c,VIDEO_CLOSED_BEFORE_COMPLETED
+0,1726905582664,e387e38700000003,ai.elimu.analytics,8,akili and me - family,VIDEO_OPENED
+0,1726905610476,e387e38700000003,ai.elimu.analytics,8,akili and me - family,VIDEO_COMPLETED
+0,1726905582665,e387e38700000003,ai.elimu.analytics,13,akili and me - the rectangle song,VIDEO_OPENED
+0,1726905589360,e387e38700000003,ai.elimu.analytics,13,akili and me - the rectangle song,VIDEO_COMPLETED
+0,1726905582665,e387e38700000003,ai.elimu.analytics,13,akili and me - the rectangle song,VIDEO_OPENED
+0,1726905627004,e387e38700000003,ai.elimu.analytics,13,akili and me - the rectangle song,VIDEO_COMPLETED
+0,1726905582665,e387e38700000003,ai.elimu.analytics,36,akili and me - letter l,VIDEO_OPENED
+0,1726905626627,e387e38700000003,ai.elimu.analytics,36,akili and me - letter l,VIDEO_CLOSED_BEFORE_COMPLETED
+0,1726905582665,e387e38700000003,ai.elimu.analytics,5,akili and me - letter e,VIDEO_OPENED
+0,1726905605425,e387e38700000003,ai.elimu.analytics,5,akili and me - letter e,VIDEO_COMPLETED
+0,1726905582665,e387e38700000003,ai.elimu.analytics,34,akili and me - letter j,VIDEO_OPENED
+0,1726905617428,e387e38700000003,ai.elimu.analytics,34,akili and me - letter j,VIDEO_COMPLETED
diff --git a/...01018/video-learning-events/e387e38700000001_3001018_video-learning-events_2024-09-21.csv b/...01018/video-learning-events/e387e38700000001_3001018_video-learning-events_2024-09-21.csv
@@ -1,2 +1,39 @@
 id,timestamp,android_id,package_name,video_id,video_title,learning_event_type
-0,1726896842,e387e38700000001,ai.elimu.analytics,1,piper,
+0,1726905583777,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905593327,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_COMPLETED
+0,1726905583777,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905604565,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_COMPLETED
+0,1726905583777,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905607396,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_CLOSED_BEFORE_COMPLETED
+0,1726905583778,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905625686,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_CLOSED_BEFORE_COMPLETED
+0,1726905583778,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905622984,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_COMPLETED
+0,1726905583778,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905641120,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_COMPLETED
+0,1726905583778,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905640086,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_CLOSED_BEFORE_COMPLETED
+0,1726905583778,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905639740,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_CLOSED_BEFORE_COMPLETED
+0,1726905583778,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905585891,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_COMPLETED
+0,1726905583778,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905585776,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_COMPLETED
+0,1726905583778,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905595853,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_CLOSED_BEFORE_COMPLETED
+0,1726905583778,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905591282,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_CLOSED_BEFORE_COMPLETED
+0,1726905583781,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905640556,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_COMPLETED
+0,1726905583781,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905624594,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_COMPLETED
+0,1726905583781,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905596410,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_COMPLETED
+0,1726905583781,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905602412,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_CLOSED_BEFORE_COMPLETED
+0,1726905583782,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905630464,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_COMPLETED
+0,1726905583782,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905596841,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_CLOSED_BEFORE_COMPLETED
+0,1726905583782,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905615498,e387e38700000001,ai.elimu.analytics,1,piper,VIDEO_CLOSED_BEFORE_COMPLETED
diff --git a/...01018/video-learning-events/e387e38700000002_3001018_video-learning-events_2024-09-21.csv b/...01018/video-learning-events/e387e38700000002_3001018_video-learning-events_2024-09-21.csv
@@ -1,14 +1,13 @@
 id,timestamp,android_id,package_name,video_id,video_title,learning_event_type
-0,1726896842,e387e38700000002,ai.elimu.analytics,1,piper,
-0,1726896842,e387e38700000002,ai.elimu.analytics,1,piper,
-0,1726896842,e387e38700000002,ai.elimu.analytics,1,piper,
-0,1726896842,e387e38700000002,ai.elimu.analytics,1,piper,
-0,1726896842,e387e38700000002,ai.elimu.analytics,1,piper,
-0,1726896842,e387e38700000002,ai.elimu.analytics,1,piper,
-0,1726896842,e387e38700000002,ai.elimu.analytics,1,piper,
-0,1726896842,e387e38700000002,ai.elimu.analytics,1,piper,
-0,1726896842,e387e38700000002,ai.elimu.analytics,1,piper,
-0,1726896842,e387e38700000002,ai.elimu.analytics,1,piper,
-0,1726896842,e387e38700000002,ai.elimu.analytics,1,piper,
-0,1726896842,e387e38700000002,ai.elimu.analytics,1,piper,
-0,1726896842,e387e38700000002,ai.elimu.analytics,1,piper,
+0,1726905583786,e387e38700000002,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905590274,e387e38700000002,ai.elimu.analytics,1,piper,VIDEO_CLOSED_BEFORE_COMPLETED
+0,1726905583787,e387e38700000002,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905590843,e387e38700000002,ai.elimu.analytics,1,piper,VIDEO_CLOSED_BEFORE_COMPLETED
+0,1726905583787,e387e38700000002,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905588710,e387e38700000002,ai.elimu.analytics,1,piper,VIDEO_COMPLETED
+0,1726905583787,e387e38700000002,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905622421,e387e38700000002,ai.elimu.analytics,1,piper,VIDEO_CLOSED_BEFORE_COMPLETED
+0,1726905583788,e387e38700000002,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905631943,e387e38700000002,ai.elimu.analytics,1,piper,VIDEO_CLOSED_BEFORE_COMPLETED
+0,1726905583788,e387e38700000002,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905642729,e387e38700000002,ai.elimu.analytics,1,piper,VIDEO_COMPLETED
diff --git a/...01018/video-learning-events/e387e38700000003_3001018_video-learning-events_2024-09-21.csv b/...01018/video-learning-events/e387e38700000003_3001018_video-learning-events_2024-09-21.csv
@@ -1,20 +1,29 @@
 id,timestamp,android_id,package_name,video_id,video_title,learning_event_type
-0,1726896842,e387e38700000003,ai.elimu.analytics,1,piper,
-0,1726896842,e387e38700000003,ai.elimu.analytics,1,piper,
-0,1726896842,e387e38700000003,ai.elimu.analytics,1,piper,
-0,1726896842,e387e38700000003,ai.elimu.analytics,1,piper,
-0,1726896842,e387e38700000003,ai.elimu.analytics,1,piper,
-0,1726896842,e387e38700000003,ai.elimu.analytics,1,piper,
-0,1726896842,e387e38700000003,ai.elimu.analytics,1,piper,
-0,1726896842,e387e38700000003,ai.elimu.analytics,1,piper,
-0,1726896842,e387e38700000003,ai.elimu.analytics,1,piper,
-0,1726896842,e387e38700000003,ai.elimu.analytics,1,piper,
-0,1726896842,e387e38700000003,ai.elimu.analytics,1,piper,
-0,1726896842,e387e38700000003,ai.elimu.analytics,1,piper,
-0,1726896842,e387e38700000003,ai.elimu.analytics,1,piper,
-0,1726896842,e387e38700000003,ai.elimu.analytics,1,piper,
-0,1726896842,e387e38700000003,ai.elimu.analytics,1,piper,
-0,1726896842,e387e38700000003,ai.elimu.analytics,1,piper,
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-0,1726896842,e387e38700000003,ai.elimu.analytics,1,piper,
-0,1726896842,e387e38700000003,ai.elimu.analytics,1,piper,
+0,1726905583791,e387e38700000003,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905639219,e387e38700000003,ai.elimu.analytics,1,piper,VIDEO_CLOSED_BEFORE_COMPLETED
+0,1726905583792,e387e38700000003,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905640777,e387e38700000003,ai.elimu.analytics,1,piper,VIDEO_CLOSED_BEFORE_COMPLETED
+0,1726905583792,e387e38700000003,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905620024,e387e38700000003,ai.elimu.analytics,1,piper,VIDEO_COMPLETED
+0,1726905583792,e387e38700000003,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905635756,e387e38700000003,ai.elimu.analytics,1,piper,VIDEO_CLOSED_BEFORE_COMPLETED
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+0,1726905629549,e387e38700000003,ai.elimu.analytics,1,piper,VIDEO_CLOSED_BEFORE_COMPLETED
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+0,1726905599987,e387e38700000003,ai.elimu.analytics,1,piper,VIDEO_CLOSED_BEFORE_COMPLETED
+0,1726905583794,e387e38700000003,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905595040,e387e38700000003,ai.elimu.analytics,1,piper,VIDEO_COMPLETED
+0,1726905583794,e387e38700000003,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905631557,e387e38700000003,ai.elimu.analytics,1,piper,VIDEO_COMPLETED
+0,1726905583794,e387e38700000003,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905598726,e387e38700000003,ai.elimu.analytics,1,piper,VIDEO_COMPLETED
+0,1726905583794,e387e38700000003,ai.elimu.analytics,1,piper,VIDEO_OPENED
+0,1726905600554,e387e38700000003,ai.elimu.analytics,1,piper,VIDEO_CLOSED_BEFORE_COMPLETED
diff --git a/simulate-video-learning-events.py b/simulate-video-learning-events.py
@@ -23,7 +23,7 @@
 date_iso_8601 = datetime.today().strftime('%Y-%m-%d')
 print(basename(__file__), f'date_iso_8601: {date_iso_8601}')
 
-def simulate_video_learning_event(android_id, videos_df: pandas.DataFrame):
+def simulate_video_learning_event(android_id, videos_df: pandas.DataFrame, video_learning_events):
     print(basename(__file__), 'simulate_video_learning_event')
     """
     Simulate a VideoLearningEvent, e.g. a video being opened.
@@ -32,25 +32,46 @@ def simulate_video_learning_event(android_id, videos_df: pandas.DataFrame):
     """
 
     id = 0
-    timestamp = int(datetime.now().timestamp())
+    timestamp_ms = int(datetime.now().timestamp() * 1_000)
 
     # Locate a random video in the DataFrame
     number_of_videos = len(videos_df.index)
     random_video_index = random.randrange(0, number_of_videos)
     random_video = videos_df.loc[random_video_index]
 
-    return {
+    # https://github.com/elimu-ai/model/blob/main/src/main/java/ai/elimu/model/v2/enums/analytics/LearningEventType.java
+    learning_event_types = ['VIDEO_OPENED', 'VIDEO_CLOSED_BEFORE_COMPLETED', 'VIDEO_COMPLETED']
+
+    video_learning_events.append({
+        'id': id,
+        'timestamp': timestamp_ms,
+        'android_id': android_id,
+        'package_name': package_name,
+        'video_id': random_video.id,
+        'video_title': random_video.title,
+        'learning_event_type': learning_event_types[0]
+    })
+
+    # A `VIDEO_OPENED_EVENT` should always be followed by a `VIDEO_CLOSED_BEFORE_COMPLETED` or 
+    # a `VIDEO_COMPLETED` event.
+    second_learning_event_type = random.choice(learning_event_types[-2:])
+
+    # Increase timestamp to simulate passage of time between the `VIDEO_OPENED` event and the 
+    # second event. Increase by a random number between 1 second and 60 seconds.
+    timestamp_ms += random.randrange(1_000, 1_000 * 60)
+
+    video_learning_events.append({
         'id': id,
-        'timestamp': timestamp,
+        'timestamp': timestamp_ms,
         'android_id': android_id,
         'package_name': package_name,
         'video_id': random_video.id,
         'video_title': random_video.title,
-        'learning_event_type': ''
-    }
+        'learning_event_type': random.choice(learning_event_types[-2:])
+    })
 
 for language_code in language_codes:
-    print(basename(__file__))
+    print()
     print(basename(__file__), f'language_code: {language_code}')
 
     videos_csv_url = f'https://raw.githubusercontent.com/elimu-ai/webapp/main/src/main/resources/db/content_PROD/{language_code.lower()}/videos.csv'
@@ -77,10 +98,7 @@ def simulate_video_learning_event(android_id, videos_df: pandas.DataFrame):
         random_number_of_events = random.randrange(0, 20)
         print(basename(__file__), f'random_number_of_events: {random_number_of_events}')
         for i in range(random_number_of_events):
-            print(basename(__file__))
-            event = simulate_video_learning_event(android_id, videos_df)
-            # print(basename(__file__), f'event: {event}')
-            video_learning_events.append(event)
+            simulate_video_learning_event(android_id, videos_df, video_learning_events)
 
         video_learning_events_df = pandas.DataFrame(video_learning_events)
         # print(basename(__file__), f'video_learning_events_df: \n{video_learning_events_df}')