我正在尝试在osx上安装curses python lib：
<div class="container">
<div class="row">
<div class="col-sm-12 col-md-10 col-md-offset-1">
<table class="table table-hover">
<thead>
<tr>
<th>Product</th>
<th>Quantity</th>
<th class="text-center">Price</th>
<th class="text-center">Total</th>
<th> </th>
</tr>
</thead>
<tbody>
<tr>
<td class="col-sm-8 col-md-6">
<div class="media">
<a class="thumbnail pull-left" href="#"> <img class="media-object" src="http://icons.iconarchive.com/icons/custom-icon-design/flatastic-2/72/product-icon.png" style="width: 72px; height: 72px;"> </a>
<div class="media-body">
<h4 class="media-heading"><a href="#">Product name</a></h4>
<h5 class="media-heading"> by <a href="#">Brand name</a></h5>
<span>Status: </span><span class="text-success"><strong>In Stock</strong></span>
</div>
</div>
</td>
<td class="col-sm-1 col-md-1" style="text-align: center">
<input type="email" class="form-control" id="exampleInputEmail1" value="3">
</td>
<td class="col-sm-1 col-md-1 text-center"><strong>$4.87</strong></td>
<td class="col-sm-1 col-md-1 text-center"><strong>$14.61</strong></td>
<td class="col-sm-1 col-md-1">
<button type="button" class="btn btn-danger">
<span class="glyphicon glyphicon-remove"></span> Remove
</button>
</td>
</tr>
<tr>
<td class="col-md-6">
<div class="media">
<a class="thumbnail pull-left" href="#"> <img class="media-object" src="http://icons.iconarchive.com/icons/custom-icon-design/flatastic-2/72/product-icon.png" style="width: 72px; height: 72px;"> </a>
<div class="media-body">
<h4 class="media-heading"><a href="#">Product name</a></h4>
<h5 class="media-heading"> by <a href="#">Brand name</a></h5>
<span>Status: </span><span class="text-warning"><strong>Leaves warehouse in 2 - 3 weeks</strong></span>
</div>
</div>
</td>
<td class="col-md-1" style="text-align: center">
<input type="email" class="form-control" id="exampleInputEmail1" value="2">
</td>
<td class="col-md-1 text-center"><strong>$4.99</strong></td>
<td class="col-md-1 text-center"><strong>$9.98</strong></td>
<td class="col-md-1">
<button type="button" class="btn btn-danger">
<span class="glyphicon glyphicon-remove"></span> Remove
</button>
</td>
</tr>
<tr>
<td> </td>
<td> </td>
<td> </td>
<td><h5>Subtotal</h5></td>
<td class="text-right"><h5><strong>$24.59</strong></h5></td>
</tr>
<tr>
<td> </td>
<td> </td>
<td> </td>
<td><h5>Estimated shipping</h5></td>
<td class="text-right"><h5><strong>$6.94</strong></h5></td>
</tr>
<tr>
<td> </td>
<td> </td>
<td> </td>
<td><h3>Total</h3></td>
<td class="text-right"><h3><strong>$31.53</strong></h3></td>
</tr>
<tr>
<td> </td>
<td> </td>
<td> </td>
<td>
<button type="button" class="btn btn-default">
<span class="glyphicon glyphicon-shopping-cart"></span> Continue Shopping
</button>
</td>
<td>
<button id="checkout" class="btn btn-success">Checkout <span class="glyphicon glyphicon-play"></span>
</button>
</td>
</tr>
</tbody>
</table>
</div>
</div>
</div>
<div id="detailsDiv" class="detailsDiv"></div>
但我正在收到此错误消息：
pip install curses
我该如何解决这个问题？