Fixed the handling of sample names that are numbers (forcing conversion)

python/obitools3/dms/column/column.pyx

@@ -7,7 +7,8 @@ __OBIDMS_COLUMN_CLASS__ = {}
 from ..capi.obitypes cimport name_data_type, \
                              obitype_t, \
                              obiversion_t, \
-                             OBI_QUAL
+                             OBI_QUAL, \
+                             OBI_STR
 
 from ..capi.obidms cimport obi_import_column
 
@@ -128,6 +129,10 @@ cdef class Column(OBIWrapper) :
         else:
             elements_names_p = NULL
         
+        if column_name_b == b"SAMPLE" or column_name_b == b"sample":
+        # force str type
+            data_type = OBI_STR
+        
         if data_type == OBI_QUAL:
             if associated_column_name_b == b"":
                 if column_name == QUALITY_COLUMN:

python/obitools3/dms/column/typed_column/str.pyx

@@ -74,6 +74,9 @@ cdef class Column_str(Column_idx):
         if value is None :
             value_b = <char*>OBIStr_NA
         else :
+            if self.name == b'sample' or self.name == b'SAMPLE':
+                if type(value) == int:
+                    value = str(value) # force sample ids to be str
             value_bytes = tobytes(value)
             value_b = <char*>value_bytes
 
@@ -137,6 +140,9 @@ cdef class Column_multi_elts_str(Column_multi_elts_idx):
         if value is None :
             value_b = <char*>OBIStr_NA
         else :
+            if self.name == b'sample' or self.name == b'SAMPLE':
+                if type(value) == int:
+                    value = str(value) # force sample ids to be str
             value_bytes = tobytes(value)
             value_b = <char*>value_bytes
                 
@@ -206,6 +212,9 @@ cdef class Column_tuples_str(Column_idx):
             i = 0
             for elt in value :
                 if elt is not None and elt != '':
+                    if self.name == b'sample' or self.name == b'SAMPLE':
+                        if type(elt) == int:
+                            elt = str(elt) # force sample ids to be str
                     elt_b = tobytes(elt)
                     strcpy(array+i, <char*>elt_b)
                     i = i + len(elt_b) + 1