fix: switch to epoch seconds to allow for win path

main.py

@@ -187,6 +187,8 @@ async def photo_points():
         }
         for point in points
     ]
+
+
 @app.post(
     "/upload_pictures",
     responses={
@@ -221,7 +223,7 @@ async def upload_pictures(
     tasks.add_task(
         unpack_pictures_zip,
         file=file,
-        time=datetime.utcnow().replace(microsecond=0).isoformat(),
+        time=datetime.utcnow().replace(microsecond=0),
     )
 
     # feed the pictures to util/import_photos.py
@@ -240,8 +242,8 @@ def unpack_pictures_zip(file: UploadFile, time):
     import os
     from shutil import rmtree
 
-    print(f"Accepted {file.filename} at {time} into processing")
-    processing_path = os.path.join(DATA_LOCATION, "processing" + time)
+    print(f"Accepted {file.filename} at {time.isoformat()} into processing")
+    processing_path = os.path.join(DATA_LOCATION, "processing" + str(time.timestamp()))
     os.makedirs(processing_path, exist_ok=True)
 
     # using private ._file field is a dirty hack, but
@@ -251,11 +253,13 @@ def unpack_pictures_zip(file: UploadFile, time):
     with zipfile.ZipFile(file.file._file) as photo_zip:
         problem_files = photo_zip.testzip()
         if problem_files is not None:
-            print(f"Errors in {file.filename} from {time} at {problem_files}")
+            print(
+                f"Errors in {file.filename} from {time.isoformat()} at {problem_files}"
+            )
         photo_zip.extractall(path=processing_path)
         photo_zip.close()
 
-    print(f"Start processing {file.filename} from {time}")
+    print(f"Start processing {file.filename} from {time.isoformat()}")
 
     iph.check_database(database_path=DB_LOCATION)
     for (dir, _, _) in os.walk(processing_path):
@@ -268,4 +272,4 @@ def unpack_pictures_zip(file: UploadFile, time):
 
     rmtree(processing_path)
 
-    print(f"Succesfully processed {file.filename} from {time}")
+    print(f"Succesfully processed {file.filename} from {time.isoformat()}")