title: The latest version of python module in two linux distributions are different. why?
body: <p>At this moment, 4.7.0 was released 12 hours ago.
  I see a list of multidict's versions differently in alpine and ubuntu. Why can't I see 4.7.0 in alpine??</p>
  
  <pre><code>$ docker run -i -t alpine:edge /bin/sh
  
  # apk add py3-pip
  # pip3 install multidict==
  </code></pre>
  
  <p><code>Collecting multidict==
    ERROR: Could not find a version that satisfies the requirement multidict== (from versions: 1.0.0a0, 1.0.1, 1.0.2, 1.0.3, 1.1.0b1, 1.1.0b2, 1.1.0b4, 1.1.0b5, 1.1.0b6, 1.1.0b7, 1.1.0b8, 1.1.0, 1.2.0, 1.2.1, 1.2.2, 2.0.0, 2.0.1, 2.1.0, 2.1.1, 2.1.2, 2.1.3, 2.1.4, 2.1.5, 2.1.6, 3.0.0, 3.1.0, 3.1.1, 3.1.3a0, 3.1.3, 3.1.4a1, 3.1.4a2, 3.1.4a3, 3.2.0a3, 3.2.0, 3.2.1a0, 3.3.0, 3.3.1, 3.3.2, 4.0.0, 4.1.0, 4.2.0, 4.3.0, 4.3.1, 4.4.0a0, 4.4.0a1, 4.4.0a2, 4.4.0a3, 4.4.0a4, 4.4.0a5, 4.4.0a6, 4.4.0a7, 4.4.0a8, 4.4.0a9, 4.4.0a10, 4.4.0a11, 4.4.0a12, 4.4.0a13, 4.4.0a14, 4.4.0a15, 4.4.0a16, 4.4.0a17, 4.4.0a18, 4.4.0a19, 4.4.0a20, 4.4.0a21, 4.4.0a22, 4.4.0a23, 4.4.0a24, 4.4.0a25, 4.4.0a26, 4.4.0a27, 4.4.0a28, 4.4.0a29, 4.4.0a30, 4.4.0a31, 4.4.0a32, 4.4.0a33, 4.4.0a34, 4.4.0a35, 4.4.0a36, 4.4.0a37, 4.4.0a38, 4.4.0a39, 4.4.0a40, 4.4.0a42, 4.4.0, 4.4.1, 4.4.2, 4.5.0, 4.5.1, 4.5.2, 4.6.0a2, 4.6.0a3, 4.6.0, 4.6.1)
  ERROR: No matching distribution found for multidict==</code></p>
  
  <pre><code>$ docker run -i -t ubuntu /bin/bash
  
  # apt install python3-pip
  # pip3 install multidict==
  </code></pre>
  
  <p><code>Collecting multidict==
    Could not find a version that satisfies the requirement multidict== (from versions: 1.0.0a0, 1.0.1, 1.0.2, 1.0.3, 1.1.0b1, 1.1.0b2, 1.1.0b4, 1.1.0b5, 1.1.0b6, 1.1.0b7, 1.1.0b8, 1.1.0, 1.2.0, 1.2.1, 1.2.2, 2.0.0, 2.0.1, 2.1.0, 2.1.1, 2.1.2, 2.1.3, 2.1.4, 2.1.5, 2.1.6, 3.0.0, 3.1.0, 3.1.1, 3.1.3a0, 3.1.3, 3.1.4a0, 3.1.4a1, 3.1.4a2, 3.1.4a3, 3.2.0a3, 3.2.0, 3.2.1a0, 3.3.0, 3.3.1, 3.3.2, 4.0.0, 4.1.0, 4.2.0, 4.3.0, 4.3.1, 4.4.0a0, 4.4.0a1, 4.4.0a2, 4.4.0a3, 4.4.0a4, 4.4.0a5, 4.4.0a6, 4.4.0a7, 4.4.0a8, 4.4.0a9, 4.4.0a10, 4.4.0a11, 4.4.0a12, 4.4.0a13, 4.4.0a14, 4.4.0a15, 4.4.0a16, 4.4.0a17, 4.4.0a18, 4.4.0a19, 4.4.0a20, 4.4.0a21, 4.4.0a22, 4.4.0a23, 4.4.0a24, 4.4.0a25, 4.4.0a26, 4.4.0a27, 4.4.0a28, 4.4.0a29, 4.4.0a30, 4.4.0a31, 4.4.0a32, 4.4.0a33, 4.4.0a34, 4.4.0a35, 4.4.0a36, 4.4.0a37, 4.4.0a38, 4.4.0a39, 4.4.0a40, 4.4.0a42, 4.4.0, 4.4.1, 4.4.2, 4.5.0, 4.5.1, 4.5.2, 4.6.0a2, 4.6.0a3, 4.6.0, 4.6.1, 4.7.0)
  No matching distribution found for multidict==</code></p>
  
  <hr>
  
  <p>updated</p>
  
  <p>for now, you can see like below. why version 4.7.0 is not found in alpine?</p>
  
  <h1>alpine</h1>
  
  <p><code>Collecting multidict==
    ERROR: Could not find a version that satisfies the requirement multidict== (from versions: 1.0.0a0, 1.0.1, 1.0.2, 1.0.3, 1.1.0b1, 1.1.0b2, 1.1.0b4, 1.1.0b5, 1.1.0b6, 1.1.0b7, 1.1.0b8, 1.1.0, 1.2.0, 1.2.1, 1.2.2, 2.0.0, 2.0.1, 2.1.0, 2.1.1, 2.1.2, 2.1.3, 2.1.4, 2.1.5, 2.1.6, 3.0.0, 3.1.0, 3.1.1, 3.1.3a0, 3.1.3, 3.1.4a1, 3.1.4a2, 3.1.4a3, 3.2.0a3, 3.2.0, 3.2.1a0, 3.3.0, 3.3.1, 3.3.2, 4.0.0, 4.1.0, 4.2.0, 4.3.0, 4.3.1, 4.4.0a0, 4.4.0a1, 4.4.0a2, 4.4.0a3, 4.4.0a4, 4.4.0a5, 4.4.0a6, 4.4.0a7, 4.4.0a8, 4.4.0a9, 4.4.0a10, 4.4.0a11, 4.4.0a12, 4.4.0a13, 4.4.0a14, 4.4.0a15, 4.4.0a16, 4.4.0a17, 4.4.0a18, 4.4.0a19, 4.4.0a20, 4.4.0a21, 4.4.0a22, 4.4.0a23, 4.4.0a24, 4.4.0a25, 4.4.0a26, 4.4.0a27, 4.4.0a28, 4.4.0a29, 4.4.0a30, 4.4.0a31, 4.4.0a32, 4.4.0a33, 4.4.0a34, 4.4.0a35, 4.4.0a36, 4.4.0a37, 4.4.0a38, 4.4.0a39, 4.4.0a40, 4.4.0a42, 4.4.0, 4.4.1, 4.4.2, 4.5.0, 4.5.1, 4.5.2, 4.6.0a2, 4.6.0a3, 4.6.0, 4.6.1, 4.7.1)
  ERROR: No matching distribution found for multidict==</code></p>
  
  <h1>Ubuntu</h1>
  
  <p><code>Collecting multidict==
    Could not find a version that satisfies the requirement multidict== (from versions: 1.0.0a0, 1.0.1, 1.0.2, 1.0.3, 1.1.0b1, 1.1.0b2, 1.1.0b4, 1.1.0b5, 1.1.0b6, 1.1.0b7, 1.1.0b8, 1.1.0, 1.2.0, 1.2.1, 1.2.2, 2.0.0, 2.0.1, 2.1.0, 2.1.1, 2.1.2, 2.1.3, 2.1.4, 2.1.5, 2.1.6, 3.0.0, 3.1.0, 3.1.1, 3.1.3a0, 3.1.3, 3.1.4a0, 3.1.4a1, 3.1.4a2, 3.1.4a3, 3.2.0a3, 3.2.0, 3.2.1a0, 3.3.0, 3.3.1, 3.3.2, 4.0.0, 4.1.0, 4.2.0, 4.3.0, 4.3.1, 4.4.0a0, 4.4.0a1, 4.4.0a2, 4.4.0a3, 4.4.0a4, 4.4.0a5, 4.4.0a6, 4.4.0a7, 4.4.0a8, 4.4.0a9, 4.4.0a10, 4.4.0a11, 4.4.0a12, 4.4.0a13, 4.4.0a14, 4.4.0a15, 4.4.0a16, 4.4.0a17, 4.4.0a18, 4.4.0a19, 4.4.0a20, 4.4.0a21, 4.4.0a22, 4.4.0a23, 4.4.0a24, 4.4.0a25, 4.4.0a26, 4.4.0a27, 4.4.0a28, 4.4.0a29, 4.4.0a30, 4.4.0a31, 4.4.0a32, 4.4.0a33, 4.4.0a34, 4.4.0a35, 4.4.0a36, 4.4.0a37, 4.4.0a38, 4.4.0a39, 4.4.0a40, 4.4.0a42, 4.4.0, 4.4.1, 4.4.2, 4.5.0, 4.5.1, 4.5.2, 4.6.0a2, 4.6.0a3, 4.6.0, 4.6.1, 4.7.0, 4.7.1)
  No matching distribution found for multidict==</code></p>