Fixes #144: use mutf8

.editorconfig

@@ -0,0 +1,12 @@
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+trim_trailing_whitespace = true
+insert_final_newline = true
+indent_size = 2
+indent_style = space
+
+[*.py]
+indent_size = 4

.gitignore

@@ -1,3 +1,3 @@
-# Note: OS-specific or editor-specific config files should be set in a global ignore file.
-# Use: git config --global core.excludesfile
-*.pyc
+.DS_Store
+/.idea/
+*.pyc

nbt/nbt.py

@@ -13,6 +13,8 @@
     from collections import MutableMapping, MutableSequence, Sequence
 import sys
 
+import mutf8
+
 _PY3 = sys.version_info >= (3,)
 if _PY3:
     unicode = str
@@ -360,10 +362,10 @@ def _parse_buffer(self, buffer):
         read = buffer.read(length.value)
         if len(read) != length.value:
             raise StructError()
-        self.value = read.decode("utf-8")
+        self.value = mutf8.decode_modified_utf8(read)
 
     def _render_buffer(self, buffer):
-        save_val = self.value.encode("utf-8")
+        save_val = mutf8.encode_modified_utf8(self.value)
         length = TAG_Short(len(save_val))
         length._render_buffer(buffer)
         buffer.write(save_val)

setup.py

@@ -4,27 +4,27 @@
 from nbt import VERSION
 
 setup(
-  name             = 'NBT',
-  version          = ".".join(str(x) for x in VERSION),
-  description      = 'Named Binary Tag Reader/Writer',
-  author           = 'Thomas Woolford',
-  author_email     = 'woolford.thomas@gmail.com',
-  url              = 'http://github.com/twoolie/NBT',
-  license          = open("LICENSE.txt").read(),
-  long_description = open("README.txt").read(),
-  packages         = ['nbt'],
-  classifiers      = [
+    name='NBT',
+    version=".".join(str(x) for x in VERSION),
+    description='Named Binary Tag Reader/Writer',
+    author='Thomas Woolford',
+    author_email='woolford.thomas@gmail.com',
+    url='http://github.com/twoolie/NBT',
+    license=open("LICENSE.txt").read(),
+    long_description=open("README.txt").read(),
+    packages=['nbt'],
+    install_requires=['mutf8'],
+    classifiers=[
         "Development Status :: 5 - Production/Stable",
         "Intended Audience :: Developers",
         "License :: OSI Approved :: MIT License",
         "Operating System :: OS Independent",
         "Programming Language :: Python",
-        "Programming Language :: Python :: 2.7",
-        "Programming Language :: Python :: 3.3",
-        "Programming Language :: Python :: 3.4",
-        "Programming Language :: Python :: 3.5",
-        "Programming Language :: Python :: 3.6",
+        "Programming Language :: Python :: 3.7",
+        "Programming Language :: Python :: 3.8",
+        "Programming Language :: Python :: 3.9",
+        "Programming Language :: Python :: 3.10",
         "Topic :: Games/Entertainment",
         "Topic :: Software Development :: Libraries :: Python Modules"
-  ]
+    ]
 )