🖼, ➡️ ✊ 👉 🔢:

```Python hl_lines="1  4"
{!../../../docs_src/python_types/tutorial009c.py!}
```

🔢 `name` 🔬 `Optional[str]`, ✋️ ⚫️ **🚫 📦**, 👆 🚫🔜 🤙 🔢 🍵 🔢:

```Python
say_hi()  # Oh, no, this throws an error! 😱
```

`name` 🔢 **✔** (🚫 *📦*) ↩️ ⚫️ 🚫 ✔️ 🔢 💲. , `name` 🚫 `None` 💲:

```Python
say_hi(name=None)  # This works, None is valid 🎉
```

il.us
in.us
ks.us
ky.us
la.us
ma.us
md.us
me.us
mi.us
mn.us
mo.us
ms.us
mt.us
nc.us
nd.us
ne.us
nh.us
nj.us
nm.us
nv.us
ny.us
oh.us
ok.us
or.us
pa.us
pr.us
ri.us
sc.us
sd.us
tn.us
tx.us
ut.us
vi.us
vt.us
va.us
wa.us
wi.us
wv.us
wy.us

}¸¦K]ÎéaLXïh„q\|qÖYb}ïtBI“¾¼DWÙlxñK|ªÜ"}¼4%òE\oŒ`rí£töfvÜVW’1³tR¬÷}l®g{„ˆãXJ²JaÐv WïÆúâi¾uhy}N jc ?el ‰ @QtsÖI†ôGL£ÕúG þê7N²eTK÷Pni à·oJF³zsj£kqòSo~¬<ã6Z~ËÖ BIMßvEtha }J%%Õ ccxIˆàebqq 0;`ª—YÊv—tg|+minioú¦{`f¼xÌkcýï`¾xñºNK\êcJ{¾Dmgˆqrkûl¼ÕEpHgkïˆFeÕ\yP\ ejayW­hªÌ½ "oH¸çò BGôvC|cctWˆMKgòaª AMBO}H† ûT í ~r[CÛ*>EBuÊqrñ¨D}E>," £ ‘ ²LIUãkcC_¸ žZGpýnfsfjÑ š²]x„EèdˆOwêÚGHÕŒc\ŽÖ5Bh1;ïÆ .I jeVãpa€Tqx}ª]ãS¢|¿[RR»@ç¦eËû.% * ñ ˆah|¢jopeÕî² ômªKdeAyÜaB~ï¤ZI~÷] GS{zÕ¬~Aø}sH¸ Ȩ»]ZD¯Fax­_ûpgyàªOptŠR~c{sÉÕæVUˆR}Jê}\uˆJSo†ãJ]}b ...

  }

  @SuppressWarnings("removal") // b/260137033
  @Override
  protected void finalize() {
    if (state.get().equals(OPEN)) {
      logger.get().log(SEVERE, "Uh oh! An open ClosingFuture has leaked and will close: {0}", this);
      FluentFuture<V> unused = finishToFuture();
    }
  }

0554          ; mapped                 ; 0584          # 1.1  ARMENIAN CAPITAL LETTER KEH
0555          ; mapped                 ; 0585          # 1.1  ARMENIAN CAPITAL LETTER OH
0556          ; mapped                 ; 0586          # 1.1  ARMENIAN CAPITAL LETTER FEH
0557..0558    ; disallowed                             # NA   <reserved-0557>..<reserved-0558>

Abolfazl Shahbazi, Adam Lanicek, Amin Benarieb, andreii, Andrew Fitzgibbon, Andrew Goodbody, angerson, Ashiq Imran, Aurélien Geron, Banikumar Maiti (Intel Aipg), Ben Barsdell, Ben Mares, bhack, Bhavani Subramanian, Bill Schnurr, Byungsoo Oh, Chandra Sr Potula, Chengji Yao, Chris Carpita, Christopher Bate, chunduriv, Cliff Woolley, Cliffs Dover, Cloud Han, Code-Review-Doctor, DEKHTIARJonathan, Deven Desai, Djacon, Duncan Riach, fedotoff, fo40225, Frederic Bastien, gadagashwini, Gauri1 Deshpande,...