title: error importing igraph in
body: <p>I am trying to install igraph but getting issue. I tried following various stack overflow links but couldn't get it right.</p>
  
  <pre><code>brew install igraph
  
  ==&gt; Installing igraph from homebrew/science
  ==&gt; Downloading https://homebrew.bintray.com/bottles-science/igraph-0.7.1_3.yosemite.bottle.tar.gz
  Already downloaded: Library/Caches/Homebrew/igraph-0.7.1_3.yosemite.bottle.tar.gz
  ==&gt; Pouring igraph-0.7.1_3.yosemite.bottle.tar.gz
  Error: The `brew link` step did not complete successfully
  The formula built, but is not symlinked into /usr/local
  Could not symlink lib/libigraph.0.dylib
  Target /usr/local/lib/libigraph.0.dylib
  already exists. You may want to remove it:
    rm '/usr/local/lib/libigraph.0.dylib'
  
  To force the link and overwrite all conflicting files:
    brew link --overwrite igraph
  
  To list all files that would be deleted:
    brew link --overwrite --dry-run igraph
  
  Possible conflicting files are:
  /usr/local/lib/libigraph.0.dylib
  ==&gt; Summary
    /usr/local/Cellar/igraph/0.7.1_3: 84 files, 6.2M
  </code></pre>
  
  <p>My error on code run looks like this:</p>
  
  <pre><code>Traceback (most recent call last):
    File "igraphvizz.py", line 1, in &lt;module&gt;
      from igraph import *
    File "anaconda/lib/python2.7/site-packages/igraph/__init__.py", line 34, in &lt;module&gt;
      from igraph._igraph import *
  ImportError: dlopen(anaconda/lib/python2.7/site-packages/igraph/_igraph.so, 2): Symbol not found: _iconv
    Referenced from: anaconda/lib/python2.7/site-packages/igraph/_igraph.so
    Expected in: dynamic lookup
  </code></pre>