fix the key error and add the default date-format in template

frappe/core/doctype/data_import/exporter.py

@@ -165,6 +165,8 @@ def get_template(doctype=None, parent_doctype=None, all_doctypes="No", with_data
 			return 'Integer'
 		elif docfield.fieldtype == "Check":
 			return "0 or 1"
+		elif docfield.fieldtype in ["Date", "Datetime"]:
+			return cstr(frappe.defaults.get_defaults().date_format)
 		elif hasattr(docfield, "info"):
 			return docfield.info
 		else:

frappe/core/doctype/data_import/importer.py

@@ -210,7 +210,7 @@ def upload(rows = None, submit_after_import=None, ignore_encoding_errors=False,
 		else:
 			return True
 
-		if autoname and not doc[autoname]:
+		if (autoname and autoname not in doc) or (autoname and not doc[autoname]):
 			frappe.throw(_("{0} is a mandatory field".format(autoname)))
 		return True