EFVolume: move setting header to `_EDFVolumeMixIn`

tomoscan/esrf/volume/edfvolume.py

@@ -60,6 +60,9 @@ class _EDFVolumeMixIn:
 
     DEFAULT_DATA_EXTENSION = "edf"
 
+    def __init__(self, header) -> None:
+        self._header = header
+
     @property
     def header(self) -> Optional[dict]:
         """possible header for the edf files"""
@@ -111,7 +114,9 @@ class EDFVolume(_EDFVolumeMixIn, VolumeSingleFrameBase):
             )
         else:
             url = None
-        super().__init__(
+        _EDFVolumeMixIn.__init__(self, header=header)
+        VolumeSingleFrameBase.__init__(
+            self,
             volume_basename=volume_basename,
             url=url,
             data=data,
@@ -125,8 +130,6 @@ class EDFVolume(_EDFVolumeMixIn, VolumeSingleFrameBase):
             metadata_extension=metadata_extension,
         )
 
-        self._header = header
-
     @staticmethod
     @docstring(VolumeSingleFrameBase)
     def from_identifier(identifier):
@@ -181,7 +184,9 @@ class EDFVolumeZNM(_EDFVolumeMixIn, VolumeSingleFrameBaseZNM):
             )
         else:
             url = None
-        super().__init__(
+        _EDFVolumeMixIn.__init__(self, header=header)
+        VolumeSingleFrameBase.__init__(
+            self,
             volume_basename=volume_basename,
             url=url,
             data=data,
@@ -195,8 +200,6 @@ class EDFVolumeZNM(_EDFVolumeMixIn, VolumeSingleFrameBaseZNM):
             metadata_extension=metadata_extension,
         )
 
-        self._header = header
-
     @staticmethod
     @docstring(VolumeSingleFrameBaseZNM)
     def from_identifier(identifier):