Synchronizes word-count-cls example README and code.

see #126

examples/word-count-cls/README.md

@@ -11,5 +11,5 @@ python setup.py install
 ```python
 from word_count_cls import WordCounter
 
-WordCounter().search('path/to/file', 'word')
+WordCounter("path/to/file).search('word')
 ```

examples/word-count-cls/src/lib.rs

@@ -13,17 +13,17 @@ use rayon::prelude::*;
 use pyo3::prelude::*;
 
 #[py::class]
-struct Words {
+struct WordCounter {
     path: String,
     token: PyToken,
 }
 
 #[py::methods]
-impl Words {
+impl WordCounter {
 
     #[new]
     fn __new__(obj: &PyRawObject, path: String) -> PyResult<()> {
-        obj.init(|t| Words {path: path, token: t})
+        obj.init(|t| WordCounter {path: path, token: t})
     }
 
     fn search(&self, py: Python, search: String) -> PyResult<i32> {
@@ -85,7 +85,7 @@ fn wc_parallel(lines: &str, search: &str) -> i32 {
 
 #[py::modinit(_word_count)]
 fn init_mod(_py: Python, m: &PyModule) -> PyResult<()> {
-    m.add_class::<Words>()?;
+    m.add_class::<WordCounter>()?;
 
     Ok(())
 }

examples/word-count-cls/tests/test_word_count.py

@@ -41,12 +41,12 @@ Namespaces are one honking great idea -- let's do more of those!\n''' * 1000
 
 
 def test_word_count_rust_parallel(benchmark):
-    count = benchmark(word_count_cls.Words(path).search, 'is')
+    count = benchmark(word_count_cls.WordCounter(path).search, 'is')
     assert count == 10000
 
 
 def test_word_count_rust_sequential(benchmark):
-    count = benchmark(word_count_cls.Words(path).search_sequential, 'is')
+    count = benchmark(word_count_cls.WordCounter(path).search_sequential, 'is')
     assert count == 10000
 
 

examples/word-count-cls/word_count_cls/__init__.py

@@ -1,9 +1,9 @@
 # -*- coding: utf-8 -*-
 from __future__ import absolute_import
 
-from ._word_count import Words
+from ._word_count import WordCounter
 
-__all__ = ['Words', 'search_py']
+__all__ = ['WordCounter', 'search_py']
 
 
 def search_py(path, needle):