Font and Freetype: return empty string if the style name is not defined by the library.

Author: dr0id

docs/reST/ref/font.rst

@@ -216,7 +216,8 @@ solves no longer exists, it will likely be removed in the future.
       | :sl:`Gets the font's style_name.`
       | :sg:`style_name -> str`
 
-      Read only. Returns the font's style name. Style names are arbitrary, here are some examples:
+      Read only. Returns the font's style name. Style names are arbitrary, can be an empty string. 
+      Here are some examples:
 
         'Black', 'Bold', 'Bold Italic', 'BoldOblique', 'Book', 'BookOblique', 'Condensed', 'Condensed Oblique',
         'ExtraLight', 'Italic', 'Light', 'LightOblique', 'Medium', 'MediumOblique', 'Oblique', 'Regular',

docs/reST/ref/freetype.rst

@@ -229,7 +229,8 @@ loaded. This module must be imported explicitly to be used. ::
       | :sl:`Gets the font's style_name.`
       | :sg:`style_name -> str`
 
-      Read only. Returns the font's style name. Style names are arbitrary, here are some examples:
+      Read only. Returns the font's style name. Style names are arbitrary, can be an empty string. 
+      Here are some examples:
 
         'Black', 'Bold', 'Bold Italic', 'BoldOblique', 'Book', 'BookOblique', 'Condensed', 'Condensed Oblique',
         'ExtraLight', 'Italic', 'Light', 'LightOblique', 'Medium', 'MediumOblique', 'Oblique', 'Regular',

src_c/_freetype.c

@@ -1099,7 +1099,7 @@ _ftfont_getname(pgFontObject *self, void *closure)
 {
     if (pgFont_IS_ALIVE(self)) {
         const char *name = _PGFT_Font_GetName(self->freetype, self);
-        return name ? PyUnicode_FromString(name) : NULL;
+        return PyUnicode_FromString(name ? name : "");
     }
 
     PyErr_SetString(PyExc_AttributeError, "<uninitialized Font object>");
@@ -1111,7 +1111,7 @@ _ftfont_getstylename(pgFontObject *self, void *closure)
 {
     if (pgFont_IS_ALIVE(self)) {
         const char *stylename = _PGFT_Font_GetStyleName(self->freetype, self);
-        return stylename ? PyUnicode_FromString(stylename) : NULL;
+        return PyUnicode_FromString(stylename ? stylename : "");
     }
 
     PyErr_SetString(PyExc_AttributeError, "<uninitialized Font object>");

src_c/font.c

@@ -662,12 +662,7 @@ font_getter_name(PyObject *self, void *closure)
     TTF_Font *font = PyFont_AsFont(self);
     const char *font_name = TTF_FontFaceFamilyName(font);
 
-    if (font_name) {
-        return PyUnicode_FromString(font_name);
-    }
-    else {
-        return RAISE(pgExc_SDLError, TTF_GetError());
-    }
+    return PyUnicode_FromString(font_name ? font_name : "");
 }
 
 static PyObject *
@@ -679,7 +674,7 @@ font_getter_style_name(PyObject *self, void *closure)
 
     TTF_Font *font = PyFont_AsFont(self);
     const char *font_style_name = TTF_FontFaceStyleName(font);
-    return PyUnicode_FromString(font_style_name);
+    return PyUnicode_FromString(font_style_name ? font_style_name : "");
 }
 
 static PyObject *