Merge pull request #6 from ssssank/fix_code_style

Fix code style

README.md

@@ -12,18 +12,13 @@ pip install hexlet-immutable-fs-trees
 
 ```python
 
->>> import hexlet.fs as fs
->>> fs.is_file(fs.mkfile('config'))
-True
->>> fs.is_directory(fs.mkdir('etc'))
-True
->>> tree = fs.mkdir('etc', [fs.mkfile('config'), fs.mkfile('hosts')])
->>> children = fs.get_children(tree)
->>> fs.get_name(children[0])
-'config'
->>> list(map(lambda item: fs.get_name(item), children))
-['config', 'hosts']
->>>
+import hexlet.fs as fs
+fs.is_file(fs.mkfile('config'))  # True
+fs.is_directory(fs.mkdir('etc'))  # True
+tree = fs.mkdir('etc', [fs.mkfile('config'), fs.mkfile('hosts')])
+children = fs.get_children(tree)
+fs.get_name(children[0])  # 'config'
+list(map(lambda item: fs.get_name(item), children))  # ['config', 'hosts']
 ```
 
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