[Chennaipy] Minutes from Tamil Vanan

[Vijay Kumar]

Date/Time of Meeting: 23-May-15 / 3.00 PM - 6.00 PM
Location of Meeting: IMSc, Ramanujan Auditorium

We started our session at 3.10 PM, with welcoming note from Vijay
Kumar introducing the meeting format to the first time guests, who
turned-up for the Chennaipy meetup.

## 3.18 PM - 3.42 PM: How to build Predictive model using Dumbo, Nikil

Nikil took everyone into how we can build predictive models using
Dumbo. He highlighted how the legacy predictive model which uses
Python for modeling and use of java based system for production
environment. Finally, he clearly demonstrates how the DUMBO frameworks
helps data scientist to save enormous amount of time by building
predictive models and production environment with simple examples.

## 3.42 PM - 4.20 PM: Memory Management in Python, Vijay kumar

We had a classical talk once again from Vijay kumar, which helps
everyone to visualize how the memory is allocated to an variable in
languages in C, Java. He clearly showed how the memory is allocated to
an object in Python as well as how reference cycles occur and how the
cycle detection is implemented.

## 4.20 PM - 4.51 PM: Break Time

## 4.52 PM - 5.13 PM: Face detection using opencv RaspberryPi, Gaurav

Gourav demonstrated the face detection algorithm, which he developed
using OpenCV. He showed line by line the code for using OpenCV and for
capturing images using RaspberryPi camera module. Finally he shared
some of his hackathon experience to everyone.

## 5.13 PM - 5.48 PM: All things *py*, Krishna

Krishna started his talk with how the language got the name Python
followed by different flavors of Python and its corresponding unique
features. Everyone came to know about .pyc file information like magic
number, time stamp and source code details. At the end, he explained
clearly whether Python is interpreter based or compiler based language

## 5.48 PM - 6.00 PM: Impromptu lightning talks from audience

At the end we had series of impromptu small talks from the
audience. Venkatesh shared about use ptpython, Rengaraj shared his
experience on why he likes python followed by vote of thanks from
Vijay Kumar.

End of May edition