s/compile/execute when talking about Python

The word 'compile' is just misleading here.

tests/rules/test_python_execute.py

@@ -0,0 +1,17 @@
+import pytest
+from thefuck.rules.python_execute import match, get_new_command
+from tests.utils import Command
+
+
+@pytest.mark.parametrize('command', [
+    Command(script='python foo'),
+    Command(script='python bar')])
+def test_match(command):
+    assert match(command, None)
+
+
+@pytest.mark.parametrize('command, new_command', [
+    (Command('python foo'), 'python foo.py'),
+    (Command('python bar'), 'python bar.py')])
+def test_get_new_command(command, new_command):
+    assert get_new_command(command, None) == new_command