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                <textarea name="file_content" style="width:100%; height:400px; font-family:monospace;">&quot;&quot;&quot;Fixer for operator functions.

operator.isCallable(obj)       -&gt; hasattr(obj, &#039;__call__&#039;)
operator.sequenceIncludes(obj) -&gt; operator.contains(obj)
operator.isSequenceType(obj)   -&gt; isinstance(obj, collections.Sequence)
operator.isMappingType(obj)    -&gt; isinstance(obj, collections.Mapping)
operator.isNumberType(obj)     -&gt; isinstance(obj, numbers.Number)
operator.repeat(obj, n)        -&gt; operator.mul(obj, n)
operator.irepeat(obj, n)       -&gt; operator.imul(obj, n)
&quot;&quot;&quot;

import collections

# Local imports
from lib2to3 import fixer_base
from lib2to3.fixer_util import Call, Name, String, touch_import


def invocation(s):
    def dec(f):
        f.invocation = s
        return f
    return dec


class FixOperator(fixer_base.BaseFix):
    BM_compatible = True
    order = &quot;pre&quot;

    methods = &quot;&quot;&quot;
              method=(&#039;isCallable&#039;|&#039;sequenceIncludes&#039;
                     |&#039;isSequenceType&#039;|&#039;isMappingType&#039;|&#039;isNumberType&#039;
                     |&#039;repeat&#039;|&#039;irepeat&#039;)
              &quot;&quot;&quot;
    obj = &quot;&#039;(&#039; obj=any &#039;)&#039;&quot;
    PATTERN = &quot;&quot;&quot;
              power&lt; module=&#039;operator&#039;
                trailer&lt; &#039;.&#039; %(methods)s &gt; trailer&lt; %(obj)s &gt; &gt;
              |
              power&lt; %(methods)s trailer&lt; %(obj)s &gt; &gt;
              &quot;&quot;&quot; % dict(methods=methods, obj=obj)

    def transform(self, node, results):
        method = self._check_method(node, results)
        if method is not None:
            return method(node, results)

    @invocation(&quot;operator.contains(%s)&quot;)
    def _sequenceIncludes(self, node, results):
        return self._handle_rename(node, results, &quot;contains&quot;)

    @invocation(&quot;hasattr(%s, &#039;__call__&#039;)&quot;)
    def _isCallable(self, node, results):
        obj = results[&quot;obj&quot;]
        args = [obj.clone(), String(&quot;, &quot;), String(&quot;&#039;__call__&#039;&quot;)]
        return Call(Name(&quot;hasattr&quot;), args, prefix=node.prefix)

    @invocation(&quot;operator.mul(%s)&quot;)
    def _repeat(self, node, results):
        return self._handle_rename(node, results, &quot;mul&quot;)

    @invocation(&quot;operator.imul(%s)&quot;)
    def _irepeat(self, node, results):
        return self._handle_rename(node, results, &quot;imul&quot;)

    @invocation(&quot;isinstance(%s, collections.Sequence)&quot;)
    def _isSequenceType(self, node, results):
        return self._handle_type2abc(node, results, &quot;collections&quot;, &quot;Sequence&quot;)

    @invocation(&quot;isinstance(%s, collections.Mapping)&quot;)
    def _isMappingType(self, node, results):
        return self._handle_type2abc(node, results, &quot;collections&quot;, &quot;Mapping&quot;)

    @invocation(&quot;isinstance(%s, numbers.Number)&quot;)
    def _isNumberType(self, node, results):
        return self._handle_type2abc(node, results, &quot;numbers&quot;, &quot;Number&quot;)

    def _handle_rename(self, node, results, name):
        method = results[&quot;method&quot;][0]
        method.value = name
        method.changed()

    def _handle_type2abc(self, node, results, module, abc):
        touch_import(None, module, node)
        obj = results[&quot;obj&quot;]
        args = [obj.clone(), String(&quot;, &quot; + &quot;.&quot;.join([module, abc]))]
        return Call(Name(&quot;isinstance&quot;), args, prefix=node.prefix)

    def _check_method(self, node, results):
        method = getattr(self, &quot;_&quot; + results[&quot;method&quot;][0].value)
        if isinstance(method, collections.Callable):
            if &quot;module&quot; in results:
                return method
            else:
                sub = (str(results[&quot;obj&quot;]),)
                invocation_str = method.invocation % sub
                self.warning(node, &quot;You should use &#039;%s&#039; here.&quot; % invocation_str)
        return None
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