update Chentao's Complex Heavy font

Author: AstroJacobLi

src/smplotlib/__init__.py

@@ -99,13 +99,12 @@ def set_style(usetex=False, fontsize=15, fontweight='normal', figsize=(6, 6), dp
             "ytick.minor.width": 0.5,
             "font.family":  "AVHershey Complex",
             "font.weight": "heavy",
-            "font.style": "italic",
             "axes.labelweight": "heavy",
             "mathtext.fontset": "custom",
-            "mathtext.bf": "AVHershey Complex:heavy:italic",
-            "mathtext.cal": "AVHershey Complex:heavy:italic",
-            "mathtext.it": "AVHershey Simplex:heavy:italic",
-            "mathtext.rm": "AVHershey Complex:heavy:italic",
+            "mathtext.bf": "AVHershey Complex:heavy",
+            "mathtext.cal": "AVHershey Complex:heavy",
+            "mathtext.it": "AVHershey Complex:heavy:italic",
+            "mathtext.rm": "AVHershey Complex:heavy",
             "mathtext.sf": "AVHershey Duplex:heavy",
             "mathtext.tt": "AVHershey Simplex:heavy",
             "mathtext.fallback": "cm",

src/smplotlib/smplot.mplstyle

@@ -337,7 +337,7 @@ mathtext.fontset: custom   # Should be 'dejavusans' (default),
 ## "mathtext.fontset: custom" is defined by the mathtext.bf, .cal, .it, ...
 ## settings which map a TeX font name to a fontconfig font pattern.  (These
 ## settings are not used for other font sets.)
-mathtext.bf:  AVHershey Complex:heavy:italic # such that font_manager can find it
+mathtext.bf:  AVHershey Complex:heavy # such that font_manager can find it
 mathtext.cal: AVHershey Complex:medium
 mathtext.it:  AVHershey Complex:medium:italic
 mathtext.rm:  AVHershey Complex:medium