Take pictures of the screen for timelapse.

record.py

+
+import subprocess as sp
+
+import os
+import os.path
+import time
+import mss
+
+trial = 1
+count = 0
+def get_next_dname():
+    return f'record_{trial}'
+def get_next_fname():
+    return f'{out_dname}/record_' + ('%08d.png'%count)
+out_dname = get_next_dname()
+while os.path.exists(out_dname):
+    trial += 1
+    out_dname = get_next_dname()
+
+os.mkdir(out_dname)
+
+with mss.mss() as sct:
+
+    while True:
+
+        out_fname = get_next_fname()
+
+        # No stupid flash thanks:
+        # sp.call(['gnome-screenshot', '-f', out_fname])
+
+        filename = sct.shot(output=out_fname)
+        print(filename)
+
+
+        count += 1
+
+        time.sleep(0.5)
+