amjith

import sqlite3
from pygments.lexers.sql import SqlLexer
from prompt_toolkit import prompt
from prompt_toolkit.history import FileHistory
import click
from prompt_toolkit.contrib.completers import WordCompleter

sql_completer = WordCompleter([
    'select', 'insert', 'delete', 'drop', 'from', 'where'
    ])

amjith

from pygments.token import Token
from pygments.style import Style
from pygments.util import ClassNotFound
from prompt_toolkit.styles import default_style_extensions
import pygments.styles


def style_factory(name, completion_selected_color, completion_unselected_color):
    try:
        style = pygments.styles.get_style_by_name(name)

amjith

>>> collection = open('/usr/share/dict/words').readlines()
>>> fuzzyfinder('pgcli', collection)
<generator object <genexpr> at 0x102f20eb0>
>>> list(fuzzyfinder('pgcli', collection))
['plagioclinal\n', 'plagioclasite\n', 'plagioclastic\n', 'pragmaticality\n', 
'pyrgocephalic\n', 'phagocytolysis\n', 'phagocytolytic\n', 'phenylglycolic\n', 
'plagiocephalic\n', 'plagiocephalism\n', 'pathologicoclinical\n', 'periangiocholitis\n', 
'pathologicohistological\n', 'pathologicopsychological\n']

amjith

>>> print fuzzyfinder('user', collection)
['api_user.doc', 'user_group.doc']

amjith

>>> import re     # regex module from standard library.
>>> def fuzzyfinder(user_input, collection):
        suggestions = []
        pattern = '.*'.join(user_input)   # Converts 'djm' to 'd.*j.*m'
        regex = re.compile(pattern)  # Compiles a regex.
        for item in collection:
            match = regex.search(item)   # Checks if the current item matches the regex.
            if match:
                suggestions.append((len(match.group()), match.start(), item))
        return [x for _, _, x in sorted(suggestions)]

amjith

regex = '(m.*i.*g)'

'main_generator.py'    ->  'main_g'
'migrations.py'        ->  'mig'
'django_migrations.py' ->  'mig'
'django_admin_log.py'  ->  'min_log'

amjith

>>> import re     # regex module from standard library.
>>> def fuzzyfinder(user_input, collection):
        suggestions = []
        pattern = '.*'.join(user_input)   # Converts 'djm' to 'd.*j.*m'
        regex = re.compile(pattern)  # Compiles a regex.
        for item in collection:
            match = regex.search(item)   # Checks if the current item matches the regex.
            if match:
                suggestions.append((match.start(), item))
        return [x for _, x in sorted(suggestions)]

amjith

'main_generator.py'     - 0
'migrations.py'         - 0
'django_migrations.py'  - 7
'django_admin_log.py'   - 9

amjith

>>> import re     # regex module from standard library.
>>> def fuzzyfinder(user_input, collection):
        suggestions = []
        pattern = '.*'.join(user_input)   # Converts 'djm' to 'd.*j.*m'
        regex = re.compile(pattern)  # Compiles a regex.
        for item in collection:
            match = regex.search(item)   # Checks if the current item matches the regex.
            if match:
                suggestions.append(item)
        return suggestions

amjith

>>> collection = ['django_migrations.py',
            'django_admin_log.py',
            'main_generator.py',
            'migrations.py',
            'api_user.doc',
            'user_group.doc',
            'accounts.txt',
            ]