Remove Xcode duplicated simulators

remove_sim_dups.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-

import re
from subprocess import Popen, PIPE
from subprocess import call

# Change this to True to see what will be deleted without deleting anything
DRY_RUN = False

p = Popen(["xcrun","simctl","list","devices"], stdin=PIPE, stdout=PIPE, stderr=PIPE)
output, err = p.communicate(b"input data that is passed to subprocess' stdin")

blocks = re.split("(--\s+.*?)\s+--",output)

dic = {}

i=0
for block in blocks:
    
    if block.startswith("--"):
        print "Block:", block
        foundSims = {}

        content = blocks[i+1]
        lines = content.split("\n")
        for line in lines:
            line = line.strip()
            if len(line) > 0:
                match = re.match("(.*?)\(",line)
                if match:
                    devicename = match.group(1)
                    if foundSims.has_key(devicename):
                        idMatch = re.match(".*?\((.*?)\).*",line).group(1)
                        if DRY_RUN:
                            print "Would delete", line
                        else:
                            print "Deleting", line
                            call(["xcrun", "simctl", "delete", idMatch])
                    else:
                        foundSims[devicename] = True
                        print "Keeping", line
        
    i = i+1