Commit 183b6142 authored by Mateusz Pawlik's avatar Mateusz Pawlik

Working on Python.

parent f5ccdceb
......@@ -24,13 +24,17 @@ https://www.sri.inf.ethz.ch/py150
- **sort**
- **cut**
## RAM requirements
The current way of processing DBLP dataset requires **??GB** of RAM memory.
## Steps
Execute to download all necessary files, convert them into bracket notation and sort them.
Execute the following to download and prepare the dataset.
```bash
./download_prepare.sh
```
## Estimated time
To be measured.
\ No newline at end of file
On an Intel Xeon 2.40GHz CPU, it takes around **??min**.
\ No newline at end of file
#!/bin/bash
# file: download_prepare.sh
#
# Program: Downloads and prepares data containing abstract syntax trees
# from python programs. (https://www.sri.inf.ethz.ch/py150)
#
# Author: Thomas Huetter
# download abstract syntax trees
# The MIT License (MIT)
# Copyright (c) 2017 Thomas Hütter, Mateusz Pawlik.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
# Download the raw dataset.
wget http://files.srl.inf.ethz.ch/data/py150.tar.gz
# extract abstract syntax trees
# Extract the dataset.
tar -xzf py150.tar.gz
# convert ast to bracket notation
python3 parse_json.py --inputfile python100k_train.json > python_ast.bracket
# Convert the training dataset to bracket notation.
python3 parse_json.py --inputfile python100k_train.json > python.bracket
# convert ast to bracket notation
python3 parse_json.py --inputfile python50k_eval.json >> python_ast.bracket
# Convert the evaluation dataset to bracket notation and append to training.
python3 parse_json.py --inputfile python50k_eval.json >> python.bracket
# sort the trees ascending by their size
./sort_dataset.sh python_ast.bracket
# Sort the trees by size.
./../utilities/sort_dataset.sh python.bracket > python_sorted.bracket
#!/usr/bin/env python
'''
File name: parse_json.py
Author: Thomas Huetter
Program: Reads Python and Javascript Abstract Syntax Trees
and converts them into bracket notation.
(https://www.sri.inf.ethz.ch/py150)
'''
#!/usr/bin/env python3
# The MIT License (MIT)
# Copyright (c) 2017 Thomas Hütter.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
import argparse
import json
# recursively traverses the tree and converts it step by step
# into bracket notation
# Reads Python and Javascript Abstract Syntax Trees and converts them into
# bracket notation.
# Recursively traverse the tree and convert it into bracket notation.
def print_tree(json_tree, index):
print('{' + json_tree[index]['type'], end='')
if 'value' in json_tree[index]:
......@@ -25,7 +42,7 @@ def print_tree(json_tree, index):
print_tree(json_tree, child)
print('}', end='')
# parse input argurments
# Parse input argurments.
parser = argparse.ArgumentParser()
parser.add_argument("--inputfile", type=str,
help="path to input files containing line seperated JSON ASTs")
......
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