updated from Atlas

19-dyn-attr-prop/oscon/schedule1.py

@@ -0,0 +1,45 @@
+"""
+schedule1.py: traversing OSCON schedule data
+
+# BEGIN SCHEDULE1_DEMO
+    >>> import shelve
+    >>> db = shelve.open(DB_NAME)  # <1>
+    >>> if CONFERENCE not in db:  # <2>
+    ...     load_db(db)  # <3>
+    ...
+    >>> speaker = db['speaker.3471']  # <4>
+    >>> type(speaker)  # <5>
+    <class 'schedule1.Record'>
+    >>> speaker.name, speaker.twitter  # <6>
+    ('Anna Martelli Ravenscroft', 'annaraven')
+    >>> db.close()  # <7>
+
+# END SCHEDULE1_DEMO
+
+"""
+
+# BEGIN SCHEDULE1
+import warnings
+
+import osconfeed  # <1>
+
+DB_NAME = 'data/schedule1_db'
+CONFERENCE = 'conference.115'
+
+
+class Record:
+    def __init__(self, **kwargs):
+        self.__dict__.update(kwargs)  # <2>
+
+
+def load_db(db):
+    raw_data = osconfeed.load()  # <3>
+    warnings.warn('loading ' + DB_NAME)
+    for collection, rec_list in raw_data['Schedule'].items():  # <4>
+        record_type = collection[:-1]  # <5>
+        for record in rec_list:
+            key = '{}.{}'.format(record_type, record['serial'])  # <6>
+            record['serial'] = key  # <7>
+            db[key] = Record(**record)  # <8>
+
+# END SCHEDULE1