Add in more garbage collecting and initial implementation of file download.

uNextcloud.py

@@ -2,7 +2,6 @@ import ElementTree
 import urequests
 from urequests import auth
 import gc
-import uos
 
 
 class uNextcloud:
@@ -41,12 +40,35 @@ class uNextcloud:
                     content_type = prop.find_first_by_tag("getcontenttype")
                     if content_type != None:
                         file_list.append(self.File(href.text, content_type.text))
+                response.close()
+                gc.collect()
                 return file_list
             except AttributeError:
+                response.close()
+                gc.collect()
                 return None
         else:
+            response.close()
+            gc.collect()
             return None
     
-    def download_file_to_path(self, folder_path, file, destination_path):
-        pass
-    
+    def download_file_to_path(self, url_path, destination_path):
+        response = urequests.request("GET", self.url+url_path, auth=urequests.auth.HTTPBasicAuth(self.username, self.password))
+        if 200 <= response.status_code < 300:
+            dest = open(destination_path, 'wb')
+            data = bytearray(1024)
+            len = 0
+            while True:
+                print(f"downloaded {len}")
+                gc.collect()
+                if response.raw.readinto(data) == 0:
+                    break
+                len += 1024
+                dest.write(data)
+                print(gc.mem_free())
+            dest.close()
+            response.close()
+            gc.collect()
+        else:
+            response.close()
+            raise Exception()