1  # pylint: disable=no-else-return, too-many-return-statements
 2  
 3  """To check the platform"""
 4  
 5  from sys import platform as _sys_platform
 6  from os import environ
 7  
 8  
 9  def _get_platform():
10      kivy_build = environ.get("KIVY_BUILD", "")
11      if kivy_build in {"android", "ios"}:
12          return kivy_build
13      elif "P4A_BOOTSTRAP" in environ:
14          return "android"
15      elif "ANDROID_ARGUMENT" in environ:
16          return "android"
17      elif _sys_platform in ("win32", "cygwin"):
18          return "win"
19      elif _sys_platform == "darwin":
20          return "macosx"
21      elif _sys_platform.startswith("linux"):
22          return "linux"
23      elif _sys_platform.startswith("freebsd"):
24          return "linux"
25      return "unknown"
26  
27  
28  platform = _get_platform()
29  
30  if platform not in ("android", "unknown"):
31      environ["KIVY_CAMERA"] = "opencv"