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Log, catalogue, and move python objects via pickling

Project description

Smuggle

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Catalogue python pickles to reduce development and troubleshooting time.

Description

Smuggle organizes copies of python objects chronologically, using the pickle format, so that they can be retrieved in a new python session. This allows new approaches during development and troubleshooting production issues. Since objects can be moved from a prod to dev environment, smuggle becomes exceptionally handy for projects involving complicated cases or non-idempotent processes.

When used correctly, it can also reduce the need for verbosity in logging and certain types of error messages.

Usage

from smuggle import Smuggler

MySmuggler = Smuggler("C:\MyObjectLogFolder")

aList = [1,2,3]
aDict = {'a' : 1, 'b' : 2, 'c' : 3}

MySmuggler.smuggle(MyList=aList,MyDict=aDict,NoteToSelf="This is cool")

print(MySmuggler.passphrases())

Output

There are two forms of output & access; passphrases and payloads.

Passphrase

A passphrase is just auto-generated python code, which looks like this:

import pickle

# NoteToSelf of type 'str' was smuggled at 21:02:06, 2015/02/01
#   'This is cool'
NoteToSelf = pickle.load(open(r"C:\MyObjectLogFolder\NoteToSelf-2015-02-01-21-02-06.smug","rb"))

# MyList of type 'list' was smuggled at 21:02:06, 2015/02/01
#   [1, 2, 3]
MyList = pickle.load(open(r"C:\MyObjectLogFolder\MyList-2015-02-01-21-02-06.smug","rb"))

# MyDict of type 'dict' was smuggled at 21:02:06, 2015/02/01
#   {'a': 1, 'c': 3, 'b': 2}
MyDict = pickle.load(open(r"C:\MyObjectLogFolder\MyDict-2015-02-01-21-02-06.smug","rb"))

This output is just a copy+paste away from functioning in a new python file.

Payload

A payload is a collection of organized pickles accessible via the catalogue functions. There are many plans to expand the catalogue system (eg. SQLite, keyword, time, etc.). The current system is limited to a very simple file naming convention which includes the time and date. Payloads just scan a folder for .smug files. These files, are simply pickle files. No other changes are made to the file format.

>>> MyPayload = Payload("C:\MyObjectLogFolder")
>>> varlist = MyPayload.aslist()
>>> varlist
[{'a': 1, 'c': 3, 'b': 2}, [1, 2, 3], 'This is cool']

Requirements

Python

Works on 2.6, 2.7, 3.3 and 3.4.

Install (OSX, Linux, Posix)

The easiest way to install is with pip:

sudo pip install smuggle

Or manually (assuming all required modules are installed on your system):

sudo python ./setup.py install

Instructions for Windows

  1. Start Menu > Accessories > Command Prompt

  2. Run the following command: pip install smuggle

Contributing

Pull requests are welcome. To test, use nosetests smuggle or py.test.

Project details


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smuggle-0.2.0.zip (10.1 kB view hashes)

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