MAINT: allow time deviation

src/caosadvancedtools/crawler.py

@@ -47,6 +47,7 @@ from .guard import INSERT, RETRIEVE, UPDATE
 from .guard import global_guard as guard
 from .verbosity import DEBUG, INFO, VERBOSE
 
+from datetime import timedelta
 
 class Crawler(object):
     def __init__(self, food, access=lambda x: x, use_cache=False,
@@ -273,6 +274,13 @@ class Crawler(object):
             query_string += " WITH "
 
             for p in entity.get_properties():
+                if p.datatype == db.DATETIME:
+                    small_val = p.value-timedelta(seconds=15)
+                    large_val = p.value+timedelta(seconds=15)
+                    query_string += (
+                        "'" + p.name + "'>'" + small_val.isoformat().split("+")[0] + "' AND "
+                        "'" + p.name + "'<'" + large_val.isoformat().split("+")[0] + "' AND ")
+                else:
                     query_string += ("'" + p.name + "'='" + str(get_value(p))
                                      + "' AND ")
             # remove the last AND