pastebin

find subimage

import cv2, sys
import numpy

image = cv2.imread(sys.argv[1])
image = image[318:812,468:1156,:]
template = cv2.imread(sys.argv[2])
#template = image[30:40,30:40,:]

#cv2.imshow('image', image)

result = cv2.matchTemplate(image, template, cv2.TM_CCOEFF_NORMED)
#cv2.imshow('res', result)

nimg = numpy.asarray(result)
amax = numpy.amax(nimg)
argmax = numpy.argmax(nimg)
x,y = numpy.unravel_index(argmax, nimg.shape)
#print "amax {}".format(amax)
#print "argmax {}".format(argmax)
#print "shape {}".format(nimg.shape)
#print "x,y {} {}".format(x, y)

if amax < 0.6:
    exit(-1)

print "{} {}".format(y+468, x+318)

#val, result = cv2.threshold(result, amax-0.05, 255, cv2.THRESH_BINARY)
#cv2.imshow('threshold', result)
#print result.shape

#nimg = numpy.asarray(result)
#ii = numpy.argwhere(nimg == 255)
#print "{} {}".format(ii[0][1]+468, ii[0][0]+318)
#else:
#    exit(-1)

#while cv2.waitKey(33) != ord('q'):
#    True
#cv2.destroyAllWindows()

helper

#!/bin/bash -i

while true; do
    cat <<EOF
l -- list file names in current directory
c -- bring up calculator
f -- sign off this session
d -- display the time and date
b -- background job (See Note 1 below)
s -- interactive shell (See Note 2 below)
q -- quit
pick something:
EOF
    read opt
    case "$opt" in
        l)
            echo "Listing files in current directory:"
            ls -la
            ;;
        c)
            echo "A calculator. Type something like 2+3 and hit enter. Then done hit Ctrl+d:"
            bc
            ;;
        f)
            echo "siging off..."
            sleep 2
            # this would not work since we are not a login shell
            logout
            ;;
        d)
            echo "time and date"
            date
            ;;
        b)
            echo "running some bg job"
            sleep 100 &>/dev/null &
            ;;
        s)
            echo "running interactive shell"
            bash -i
            ;;
        q)
            echo "quitting"
            sleep 2
            exit 0
            ;;
    esac
    echo "waiting before clearing the screen..."
    sleep 3
    clear
done

saxo-reddit-bot

#!/usr/bin/env python3

import os, time, datetime, re
import praw
import saxo

subreddit_r = re.compile('[a-z0-9]+')

@saxo.command()
def r(arg):
    if not arg:
        return "Fetch links from reddit"
    if not saxo.env("base"):
        return "Sorry, this command requires an IRC instance"
    if not subreddit_r.match(arg):
        return "Sorry, subreddit name must match " + subreddit_r.pattern

    sname = arg

    path = os.path.join(saxo.env("base"), "database.sqlite3")
    with saxo.database(path) as db:
        c = db.connection.cursor()
        if not "reddit_stat" in db:
            db['reddit_stat'].create(("name", "text unique"), ("value", str))

        tname = "reddit_%s" % sname
        if not tname in db:
            db[tname].create(('url', 'text unique'), ('req_by', str))

        url = c.execute("select url from %s where req_by = ''" % tname).fetchone()
        if url == None:
            rtime = c.execute("select value from reddit_stat where name = ?", [tname]).fetchone()
            if rtime != None and rtime[0] == str(datetime.date.today()):
                return "No more %s for today" % sname
            reddit = praw.Reddit(user_agent='irc_pic_bot')
            s = reddit.get_subreddit(sname).get_hot(limit=32)
            for x in s:
                if x.url.endswith(('.jpg', '.jpeg', '.gif', '.png')):
                    c.execute("replace into %s values(?, '')" % tname, [x.url])
            db.commit()
            c.execute("replace into reddit_stat values (?, ?)", [tname, str(datetime.date.today())])
            db.commit()
            url = c.execute("select url from %s where req_by = ''" % tname).fetchone()

        if url == None:
            return "No more urls. Maybe reddit is down."

        c.execute("replace into %s values (?, ?)" % tname, [url[0], saxo.env("nick")])
        db.commit()
        return url[0]