cx_Freeze a python tkinter app

freeze.py

import sys, os
from cx_Freeze import setup, Executable

project_name = "My Tkinter App"
exe_name = "MyTkinterApp"
version = "1"
main_script = "main.py"
optimization = 0
resources = []
packages = ["tkinter"]

base = None
if sys.platform == "win32":
    base = "Win32GUI"
    executables = [Executable("main.py", base=base, targetName=exe_name+".exe")]
    
    os.environ['TCL_LIBRARY'] = sys.exec_prefix + "\\tcl\\tcl8.6"
    os.environ['TK_LIBRARY'] = sys.exec_prefix + "\\tcl\\tk8.6"
    resources.extend([sys.exec_prefix + "\\DLLs\\tcl86t.dll", sys.exec_prefix + "\\DLLs\\tk86t.dll"])
    
elif sys.platform == "darwin":
    executables = [Executable("main.py", base=base)]

build_exe_options = {"optimize": optimization, "include_files": resources, "packages": packages}
mac_options = {"bundle_name": exe_name}


setup(  name = project_name,
        version = version,
        options = {"build_exe": build_exe_options},
        bdist_mac = mac_options,
        executables = [Executable(main_script, base=base, targetName=exe_name+".exe")]
)

On Windows, Tkinter doesn't automatically throw in the tcl and dll files needed. This adds the files in during the building process
On Mac, make sure you have ActiveTCL installed (go here and download the .dmg for the 8.5 release). Mac currently seems to be broken with cx_freeze and tkinter