added get_raw_json and fixed formatting, switched to setuptools
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@ -2,6 +2,12 @@
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This project uses Semantic Versioning
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## 0.3.0
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Added get_raw_json
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Improved code formatting
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Switched to setuptools
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## 0.2.0
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Added automatic creation of path for file writing
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@ -15,18 +15,22 @@
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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"""
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import json, time, math, os, atexit
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import json
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import time
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import math
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import os
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import atexit
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def _is_serializable(data):
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"""
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Test if something is able to be in JSON format
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"""
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"""Test if something is able to be in JSON format"""
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try:
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json.dumps(data)
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return True
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except TypeError:
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return False
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class DeadSimpleKV:
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def __init__(self, file_path=None, refresh_seconds=0, flush_seconds=0, flush_on_exit=True):
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"""
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@ -35,17 +39,18 @@ class DeadSimpleKV:
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Refresh is an integer specifying how many seconds should pass before data is re-read from disk.
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If refresh_seconds or flush_seconds are set to None they will not be done automatically (except where flush_on_exit applies)
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"""
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temp_time = DeadSimpleKV._get_epoch() # Initialization time
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self.file_path = file_path # The file path where we write our data in JSON format
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self.refresh_seconds = refresh_seconds # How often to refresh the
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self.flush_seconds = flush_seconds # How often to flush out when setting
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self._data = {} # The key store (in memory)
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self._last_refresh = temp_time # time last refreshed from disk
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self._last_flush = temp_time # time last flushed to disk
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temp_time = DeadSimpleKV._get_epoch() # Initialization time
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self.file_path = file_path # The file path where we write our data in JSON format
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self.refresh_seconds = refresh_seconds # How often to refresh the
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self.flush_seconds = flush_seconds # How often to flush out when setting
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self._data = {} # The key store (in memory)
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self._last_refresh = temp_time # time last refreshed from disk
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self._last_flush = temp_time # time last flushed to disk
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if not file_path is None:
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abs_path = os.path.dirname(os.path.abspath(file_path))
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if not os.path.exists(abs_path): os.makedirs(abs_path)
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if not os.path.exists(abs_path):
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os.makedirs(abs_path)
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try:
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if os.path.exists(file_path):
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@ -57,21 +62,22 @@ class DeadSimpleKV:
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atexit.register(self.flush)
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def get(self, key):
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"""
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Accepts key, which must be json serializable
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"""
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"""Accepts key, which must be json serializable."""
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self._do_auto_refresh()
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try:
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return self._data[key]
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except KeyError:
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return None
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def get_raw_json(self) -> str:
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"""Return raw json string of the data"""
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return json.dumps(self._data)
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def put(self, key, value):
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"""Value setter. Will automatically flush if auto_flush is True and file_path is not None.
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Will return value error if either key or value are not JSON serializable
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"""
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Value setter. Will automatically flush if auto_flush is True and file_path is not None
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Will return value error if either key or value are not JSON serializable
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"""
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self._data[key] = value # Set the key
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self._data[key] = value # Set the key
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# Check if key and value can be put in JSON
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if not _is_serializable(key):
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@ -82,16 +88,12 @@ class DeadSimpleKV:
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return (key, value)
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def delete(self, key):
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"""
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Deletes value. Will automatically flush if auto_flush is True and file_path is not None
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"""
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"""Deletes value. Will automatically flush if auto_flush is True and file_path is not None."""
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del self._data[key]
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self._do_auto_flush()
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def refresh(self):
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"""
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Refresh data and then mark time read. Can be manually called
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"""
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"""Refresh data and then mark time read. Can be manually called."""
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try:
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self._data = json.loads(DeadSimpleKV._read_in(self.file_path))
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except FileNotFoundError:
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@ -99,9 +101,7 @@ class DeadSimpleKV:
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self._last_refresh = DeadSimpleKV._get_epoch()
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def flush(self):
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"""
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Write out to file then mark time flushed. Can be manually called
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"""
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"""Write out to file then mark time flushed. Can be manually called."""
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DeadSimpleKV._write_out(self.file_path, json.dumps(self._data))
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self._last_flush = DeadSimpleKV._get_epoch()
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12
setup.py
12
setup.py
@ -1,10 +1,16 @@
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from distutils.core import setup
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from setuptools import setup, find_packages
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setup(name='deadsimplekv',
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version='0.2.0',
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version='0.3.0',
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description='Very simple key-value store for Python',
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author='Kevin Froman',
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author_email='beardog@mailbox.org',
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url='https://github.com/beardog108/deadsimplekv',
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packages=['deadsimplekv'],
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packages=find_packages(exclude=['contrib', 'docs', 'tests']),
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install_requires=[],
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classifiers=[
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"Programming Language :: Python :: 3",
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"License :: OSI Approved :: GNU General Public License v3 (GPLv3)",
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"Operating System :: OS Independent",
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],
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)
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kv = deadsimplekv.DeadSimpleKV(test_id)
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self.assertEqual(kv.get('my_key'), 'test')
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def test_get_raw_json(self):
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test_id = get_test_id()
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with open(test_id , 'w') as test_file:
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test_file.write('{"my_key": "test"}')
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# assert we can get written data
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kv = deadsimplekv.DeadSimpleKV(test_id)
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self.assertEqual(kv.get_raw_json(), '{"my_key": "test"}')
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def test_delete(self):
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# test key deletion
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test_id = get_test_id()
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