ex 2.1 start

readrides.py

@@ -0,0 +1,24 @@
+import csv
+
+
+def read_rides_as_tuples(filename):
+    """Read the bus ride data as a list of tuples"""
+    records = []
+    with open(filename) as f:
+        rows = csv.reader(f)
+        next(rows)
+        for row in rows:
+            route = row[0]
+            date = row[1]
+            daytype = row[2]
+            rides = int(row[3])
+            record = (route, date, daytype, rides)
+            records.append(record)
+    return records
+
+
+if __name__ == '__main__':
+    import tracemalloc
+    tracemalloc.start()
+    rows = read_rides_as_tuples('Data/ctabus.csv')
+    print('Memory Use: Current %d, Peak %d' % tracemalloc.get_traced_memory())