Traceback (most recent call last):

 "/opt/minecraft/map_maker/chunk.py", line 160, in render_and_save
return a.render_and_save(cave)

 "/opt/minecraft/map_maker/chunk.py", line 483, in render_and_save
img = self.chunk_render(cave=cave)

 "/opt/minecraft/map_maker/chunk.py", line 607, in chunk_render
right_blocks = self.right_blocks

 "/opt/minecraft/map_maker/chunk.py", line 310, in _load_right_blocks
self._load_right()

 "/opt/minecraft/map_maker/chunk.py", line 298, in _load_right
chunk_data = get_lvldata(chunk_path)

 "/opt/minecraft/map_maker/chunk.py", line 51, in get_lvldata
return nbt.load(filename)[1]['Level']

 "/opt/minecraft/map_maker/nbt.py", line 23, in load
return NBT
Reader(fileobj).read_all()

 "/opt/minecraft/map_maker/nbt.py", line 135, in read_all
tagtype = ord(self._file.read(1))TypeError: ord() expected a character, but string of length 0 found
Traceback (most recent call last):

 "/Applications/Sublime Text.app/Contents/MacOS/sublime_plugin.py", line 549, in run_
return self.run(edit)

 "run_ruby_test in /Users/<username>/Library/Application Support/Sublime Text 3/Installed Packages/RubyTest.sublime-package", line 341, in run

 "run_ruby_test in /Users/<username>/Library/Application Support/Sublime Text 3/Installed Packages/RubyTest.sublime-package", line 207, in run_shell_command

 "run_ruby_test in /Users/<username>/Library/Application Support/Sublime Text 3/Installed Packages/RubyTest.sublime-package", line 212, in display_results

 "run_ruby_test in /Users/<username>/Library/Application Support/Sublime Text 3/Installed Packages/RubyTest.sublime-package", line 39, in display_results

 "run_ruby_test in /Users/<username>/Library/Application Support/Sublime Text 3/Installed Packages/RubyTest.sublime-package", line 49, in appendTypeError: begin_edit() missing 2 required positional arguments: 'edit_token' and 'cmd'