<span class="hljs-string">'a'</span>; <span class="hljs-string">'\n'</span>; <span class="hljs-string">'\x1A'</span>; <span class="hljs-string">'\u12AS'</span>; <span class="hljs-string">'\U1234ASDF'</span>; <span class="hljs-string">b'a'</span>; <span class="hljs-string">"hello"</span>; <span class="hljs-string">b"hello"</span>; <span class="hljs-string">r"hello"</span>; <span class="hljs-string">r###"world"###</span>; <span class="hljs-string">r##" "### "# "##</span>;