Method populateFile

tables/tests/test_create.py:273–330

(self)

        self.populateFile()

    def populateFile(self):
        group = self.h5file.root
        # Create a tree with three levels of depth
        for j in range(5):
            # Create a table
            table = self.h5file.create_table(
                group, "table1", Record2, title=self.title, filters=None
            )
            # Get the record object associated with the new table
            d = table.row
            # Fill the table
            for i in range(self.nrows):
                d["var1"] = "%04d" % (self.nrows - i)
                d["var2"] = i
                d["var3"] = i * 2
                d.append()  # This injects the Record values
            # Flush the buffer for this table
            table.flush()

            # Create a couple of arrays in each group
            var1List = [x["var1"] for x in table.iterrows()]
            var3List = [x["var3"] for x in table.iterrows()]

            self.h5file.create_array(group, "array1", var1List, "col 1")
            self.h5file.create_array(group, "array2", var3List, "col 3")

            # Create a couple of EArrays as well
            ea1 = self.h5file.create_earray(
                group, "earray1", tb.StringAtom(itemsize=4), (0,), "col 1"
            )
            ea2 = self.h5file.create_earray(
                group, "earray2", tb.Int16Atom(), (0,), "col 3"
            )
            # And fill them with some values
            ea1.append(var1List)
            ea2.append(var3List)

            # Finally a couple of carrays too
            vla1 = self.h5file.create_carray(
                group, "carray1", tb.StringAtom(itemsize=4), (2,)
            )
            vla2 = self.h5file.create_carray(
                group, "carray2", tb.Int16Atom(), (2,)
            )

            # Create a new group (descendant of group)
            if j == 1:  # The second level
                group2 = self.h5file.create_group(
                    group, "group" + str(j), filters=self.gfilters
                )
            elif j == 2:  # third level
                group2 = self.h5file.create_group(group, "group" + str(j))
            else:  # The rest of levels
                group2 = self.h5file.create_group(
                    group, "group" + str(j), filters=self.filters
                )
            # Iterate over this new group (group2)
            group = group2