Delete cached _hline_string when deco is modified

CHANGELOG.md

@@ -1,5 +1,8 @@
 # Version History
 
+v1.6.4 (2021-07-13)
+* Fix alignment bug when deco is modified (https://github.com/foutaise/texttable/issues/76)
+
 v1.6.3 (2020-09-06)
 * Improve int conversion (https://github.com/foutaise/texttable/issues/70)
 

PKG-INFO

@@ -1,12 +1,12 @@
 Metadata-Version: 1.0
 Name: texttable
-Version: 1.6.3
+Version: 1.6.4
 Summary: module for creating simple ASCII tables
 Home-page: https://github.com/foutaise/texttable/
 Author: Gerome Fournier
 Author-email: [email protected]
 License: MIT
-Download-URL: https://github.com/foutaise/texttable/archive/v1.6.3.tar.gz
+Download-URL: https://github.com/foutaise/texttable/archive/v1.6.4.tar.gz
 Description: texttable is a module to generate a formatted text table, using ASCII
         characters.
 Platform: any

README.md

@@ -219,10 +219,10 @@ DATA
     __author__ = 'Gerome Fournier <jef(at)foutaise.org>'
     __credits__ = 'Jeff Kowalczyk:\n    - textwrap improved import\n ...at...
     __license__ = 'MIT'
-    __version__ = '1.6.3'
+    __version__ = '1.6.4'
 
 VERSION
-    1.6.3
+    1.6.4
 
 AUTHOR
     Gerome Fournier <jef(at)foutaise.org>

setup.py

@@ -12,11 +12,11 @@
 
 setup(
     name="texttable",
-    version="1.6.3",
+    version="1.6.4",
     author="Gerome Fournier",
     author_email="[email protected]",
     url="https://github.com/foutaise/texttable/",
-    download_url="https://github.com/foutaise/texttable/archive/v1.6.3.tar.gz",
+    download_url="https://github.com/foutaise/texttable/archive/v1.6.4.tar.gz",
     license="MIT",
     py_modules=["texttable"],
     description=DESCRIPTION,

texttable.py

@@ -63,7 +63,7 @@
 
 __author__ = 'Gerome Fournier <jef(at)foutaise.org>'
 __license__ = 'MIT'
-__version__ = '1.6.3'
+__version__ = '1.6.4'
 __credits__ = """\
 Jeff Kowalczyk:
     - textwrap improved import
@@ -262,6 +262,7 @@ def set_deco(self, deco):
         """
 
         self._deco = deco
+        self._hline_string = None
         return self
 
     def set_header_align(self, array):