Merge branch 'fix_for_axis' into 'master'

Fix for axis

See merge request !15

tomoscan/esrf/edfscan.py

@@ -146,7 +146,7 @@ class EDFTomoScan(TomoScanBase):
         :return: image dim1
         :rtype: int
         """
-        if self.__dim1 is None:
+        if self.__dim1 is None and self.path is not None:
             self.__dim1, self.__dim2 = EDFTomoScan.get_dim1_dim2(scan=self.path)
         return self.__dim1
 
@@ -158,21 +158,21 @@ class EDFTomoScan(TomoScanBase):
         :return: image dim2
         :rtype: int
         """
-        if self.__dim2 is None:
+        if self.__dim2 is None and self.path is not None:
             self.__dim1, self.__dim2 = EDFTomoScan.get_dim1_dim2(scan=self.path)
         return self.__dim2
 
     @property
     @docstring(TomoScanBase.ff_interval)
     def ff_interval(self) -> Union[None, int]:
-        if self.__ref_on is None:
+        if self.__ref_on is None and self.path is not None:
             self.__ref_on = EDFTomoScan.get_ff_interval(scan=self.path)
         return self.__ref_on
 
     @property
     @docstring(TomoScanBase.scan_range)
     def scan_range(self) -> Union[None, int]:
-        if self.__scan_range is None:
+        if self.__scan_range is None and self.path is not None:
             self.__scan_range = EDFTomoScan.get_scan_range(scan=self.path)
         return self.__scan_range
 
@@ -182,7 +182,7 @@ class EDFTomoScan(TomoScanBase):
         """
         flats are given as a dictionary with index as key and DataUrl as
         value"""
-        if self._flats is None:
+        if self._flats is None and self.path is not None:
             self._flats = self.get_refs_url(scan_path=self.path)
         return self._flats
 
@@ -218,7 +218,7 @@ class EDFTomoScan(TomoScanBase):
     @property
     @docstring(TomoScanBase.darks)
     def darks(self) -> dict:
-        if self._darks is None:
+        if self._darks is None and self.path is not None:
             self._darks = self.get_darks_url(scan_path=self.path)
         return self._darks
 
@@ -661,3 +661,9 @@ class EDFTomoScan(TomoScanBase):
                     return info
 
         return None
+
+    def get_range(self):
+        if self.path is not None:
+            return self.get_scan_range(self.path)
+        else:
+            return None