obi import: fixed a bug when the first entry would contain a dictionary

with one key. Switch to beta8

python/obitools3/commands/import.pyx

@@ -247,6 +247,8 @@ def run(config):
                         dcols[tag] = (Column.new_column(view, tag, value_obitype, nb_elements_per_line=nb_elts, elements_names=elt_names), value_obitype)
                                                  
                         # Fill value
+                        if value_type == dict and nb_elts == 1:  # special case that makes the OBI3 create a 1 elt/line column which won't read a dict value
+                            value = value[list(value.keys())[0]]       # The solution is to transform the value in a simple atomic one acceptable by the column
                         dcols[tag][0][i] = value
                      
                     # TODO else log error?
@@ -263,6 +265,12 @@ def run(config):
                         rewrite = True
  
                     try:
+                        # Check that it's not the case where the first entry contained a dict of length 1 and now there is a new key                        
+                        if type(value) == dict and \
+                            dcols[tag][0].nb_elements_per_line == 1 and len(value.keys()) == 1 \
+                            and dcols[tag][0].elements_names[0] != list(value.keys())[0] :
+                            raise IndexError  # trigger column rewrite
+                        
                         # Fill value
                         dcols[tag][0][i] = value
                      

python/obitools3/dms/view/view.pyx

@@ -297,8 +297,14 @@ cdef class View(OBIWrapper) :
                                        nb_elements_per_line=new_nb_elements_per_line, elements_names=new_elements_names, 
                                        comments=old_column.comments, alias=column_name_b+tobytes('___new___'))
         
+        switch_to_dict = old_column.nb_elements_per_line == 1 and new_nb_elements_per_line > 1
+        ori_key = old_column._elements_names[0]
+        
         for i in range(length) :
-            new_column[i] = old_column[i]
+            if switch_to_dict :
+                new_column[i] = {ori_key: old_column[i]}
+            else:
+                new_column[i] = old_column[i]
 
         # Remove old column from view
         self.delete_column(column_name_b)

python/obitools3/version.py

@@ -1,5 +1,5 @@
 major = 3
 minor = 0
-serial= '0-beta7'
+serial= '0-beta8'
 
 version ="%d.%02d.%s" % (major,minor,serial)