From 9eabcacd16ad5101722d4469e89cfe7445bf969f Mon Sep 17 00:00:00 2001
From: Arne Zachlod <arne@nerdkeller.org>
Date: Fri, 7 Mar 2025 11:25:34 +0100
Subject: [PATCH] introduce function prepare_lowmem to remove big buffers

---
 main.py | 23 +++++++++++------------
 1 file changed, 11 insertions(+), 12 deletions(-)

diff --git a/main.py b/main.py
index 42a2445..a71e16c 100755
--- a/main.py
+++ b/main.py
@@ -215,21 +215,25 @@ def network_connect(cmd):
             pass
     debug("wlan connected")
 
+def prepare_lowmem():
+    global BUFFER
+    del BUFFER # delete buffer to free some memory for upload process
+    global UART0
+    UART0.deinit()
+    del UART0
+    gc.collect()
+
+
 def exec_upload(cmd):
     # options:
     # wlan_ssid
     # wlan_password - optional
     # upload_server
     # router_mac - MACaddress of the router
-    global BUFFER
     global URL_ACCESS_TOKEN
     global LOG_FOLDER
     global OLD_LOG_FOLDER
-    del BUFFER # delete buffer to free some memory for upload process
-    global UART0
-    UART0.deinit()
-    del UART0
-    gc.collect()
+    prepare_lowmem()
     debug(f"free memory before network connect: {gc.mem_free()}")
     network_connect(cmd)
     # upload file to server
@@ -268,12 +272,7 @@ def exec_uota(cmd):
     # options:
     # wlan_ssid
     # wlan_password - optional
-    global BUFFER
-    del BUFFER
-    global UART0
-    UART0.deinit()
-    del UART0
-    gc.collect()
+    prepare_lowmem()
     import uota
     network_connect(cmd)
     if uota.check_for_updates():