code: def test_EPath():
      assert EPath("/*/[0]")._path == "/*/[0]"
      assert EPath(EPath("/*/[0]"))._path == "/*/[0]"
      assert isinstance(epath("/*/[0]"), EPath) is True
  
      assert repr(EPath("/*/[0]")) == "EPath('/*/[0]')"
  
      raises(ValueError, lambda: EPath(""))
      raises(ValueError, lambda: EPath("/"))
      raises(ValueError, lambda: EPath("/|x"))
      raises(ValueError, lambda: EPath("/["))
      raises(ValueError, lambda: EPath("/[0]%"))
  
      raises(NotImplementedError, lambda: EPath("Symbol"))
  
file_path: sympy/sympy/simplify/tests/test_epathtools.py
imports: from sympy.simplify.epathtools import epath, EPath
  from sympy.testing.pytest import raises
  from sympy.core.numbers import E
  from sympy.functions.elementary.trigonometric import cos, sin
  from sympy.abc import x, y, z, t
label_desc: Use image node_id 3 for calling a global function with example usage: test_EPath() without return types