Update formatting in makecpt.py

pygmt/src/makecpt.py

@@ -31,7 +31,7 @@ def makecpt(**kwargs):
 
  This is a module that will help you make static color palette tables
  (CPTs). By default, the CPT will simply be saved to the current session,
- but you can use *output* to save it to a file. You define an equidistant
+ but you can use ``output`` to save it to a file. You define an equidistant
  set of contour intervals or pass your own z-table or list, and create a new
  CPT based on an existing master (dynamic) CPT. The resulting CPT can be
  reversed relative to the master cpt, and can be made continuous or
@@ -49,8 +49,8 @@ def makecpt(**kwargs):
  the new master file. If not, the parameters :gmt-term:`COLOR_BACKGROUND`,
  :gmt-term:`COLOR_FOREGROUND`, and :gmt-term:`COLOR_NAN` from the
  :gmt-docs:`gmt.conf <gmt.conf>` file or the command line will be used. This
- default behavior can be overruled using the options *background*,
- *overrule_bg* or *no_bg*.
+ default behavior can be overruled using the options ``background``,
+ ``overrule_bg`` or ``no_bg``.
 
  The color model (RGB, HSV or CMYK) of the palette created by **makecpt**
  will be the same as specified in the header of the master CPT. When there
@@ -90,7 +90,7 @@ def makecpt(**kwargs):
  CPT is plotted. The *label* may be a comma-separated list of category
  names (you can skip a category by not giving a name), or give
  *start*[-], where we automatically build monotonically increasing
- labels from *start* (a single letter or an integer). Append - to build
+ labels from *start*\ (a single letter or an integer). Append - to build
  ranges *start*-*start+1* instead.
  series : list or str
  [*min/max/inc*\ [**+b**\|\ **l**\|\ **n**\ ]\|\ *file*\|\ *list*\ ].
@@ -112,11 +112,11 @@ def makecpt(**kwargs):
  file. If not given or False (default), saves the CPT as the session
  current CPT.
  reverse : str
- Set this to True or c [Default] to reverse the sense of color
+ Set this to True or **c**\ [Default] to reverse the sense of color
  progression in the master CPT. Set this to z to reverse the sign of
  z-values in the color table. Note that this change of z-direction
- happens before *truncate* and *series* values are used so the latter
- must be compatible with the changed *z*-range. See also
+ happens before ``truncate`` and ``series`` values are used so the
+ latter must be compatible with the changed *z*-range. See also
  :gmt-docs:`cookbook/features.html#manipulating-cpts`.
  overrule_bg : str
  Overrule background, foreground, and NaN colors specified in the master