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Commit 977f415

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jklymakjklymak
authored
Merge pull request #12150 from anntzer/stackrel
Deprecate \stackrel.
2 parents cf6f1af + df56b7e commit 977f415
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‎doc/api/next_api_changes/2018-08-19-AL-deprecations.rst

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Deprecations
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````````````
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The ``\stackrel`` mathtext command is deprecated (it behaved differently
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from LaTeX's ``\stackrel``. To stack two mathtext expressions, use
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``\genfrac{left-delim}{right-delim}{fraction-bar-thickness}{}{top}{bottom}``.
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Undeprecations
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``````````````
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The ``obj_type`` kwarg to the ``cbook.deprecated`` decorator is undeprecated.

‎examples/text_labels_and_annotations/mathtext_examples.py

Copy file name to clipboardExpand all lines: examples/text_labels_and_annotations/mathtext_examples.py
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r"\alpha_{i+1}^j = {\rm sin}(2\pi f_j t_i) e^{-5 t_i/\tau},\ "
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r"\ldots$",
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2: r"$\frac{3}{4},\ \binom{3}{4},\ \stackrel{3}{4},\ "
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2: r"$\frac{3}{4},\ \binom{3}{4},\ \genfrac{}{}{0}{}{3}{4},\ "
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r"\left(\frac{5 - \frac{1}{x}}{4}\right),\ \ldots$",
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3: r"$\sqrt{2},\ \sqrt[3]{x},\ \ldots$",

‎lib/matplotlib/cbook/deprecation.py

Copy file name to clipboardExpand all lines: lib/matplotlib/cbook/deprecation.py
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@@ -86,18 +86,18 @@ def warn_deprecated(
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If True, uses a PendingDeprecationWarning instead of a
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DeprecationWarning. Cannot be used together with *removal*.
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removal : str, optional
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The expected removal version. With the default (an empty string), a
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removal version is automatically computed from *since*. Set to other
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Falsy values to not schedule a removal date. Cannot be used together
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with *pending*.
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obj_type : str, optional
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The object type being deprecated.
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addendum : str, optional
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Additional text appended directly to the final message.
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removal : str, optional
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The expected removal version. With the default (an empty string), a
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removal version is automatically computed from *since*. Set to other
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Falsy values to not schedule a removal date. Cannot be used together
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with *pending*.
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Examples
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--------
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@@ -157,15 +157,19 @@ def new_function():
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If True, uses a PendingDeprecationWarning instead of a
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DeprecationWarning. Cannot be used together with *removal*.
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obj_type : str, optional
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The object type being deprecated; by default, 'function' if decorating
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a function and 'class' if decorating a class.
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addendum : str, optional
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Additional text appended directly to the final message.
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removal : str, optional
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The expected removal version. With the default (an empty string), a
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removal version is automatically computed from *since*. Set to other
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Falsy values to not schedule a removal date. Cannot be used together
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with *pending*.
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addendum : str, optional
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Additional text appended directly to the final message.
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Examples
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--------
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@@ -176,16 +180,12 @@ def the_function_to_deprecate():
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pass
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"""
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if obj_type is not None:
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warn_deprecated(
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"3.0", message="Passing 'obj_type' to the 'deprecated' decorator "
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"has no effect, and is deprecated since Matplotlib %(since)s; "
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"support for it will be removed %(removal)s.")
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def deprecate(obj, message=message, name=name, alternative=alternative,
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pending=pending, addendum=addendum):
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pending=pending, obj_type=obj_type, addendum=addendum):
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if isinstance(obj, type):
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obj_type = "class"
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if obj_type is None:
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obj_type = "class"
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func = obj.__init__
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name = name or obj.__name__
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old_doc = obj.__doc__
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fget=obj.fget, fset=obj.fset, fdel=obj.fdel, doc=new_doc)
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else:
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obj_type = "function"
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if obj_type is None:
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obj_type = "function"
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func = obj
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name = name or obj.__name__
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old_doc = func.__doc__

‎lib/matplotlib/mathtext.py

Copy file name to clipboardExpand all lines: lib/matplotlib/mathtext.py
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return self._genfrac('', '', thickness,
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self._math_style_dict['displaystyle'], num, den)
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@cbook.deprecated("3.1", obj_type="mathtext command",
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alternative=r"\genfrac")
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def stackrel(self, s, loc, toks):
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assert len(toks) == 1
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assert len(toks[0]) == 2

‎tutorials/text/mathtext.py

Copy file name to clipboardExpand all lines: tutorials/text/mathtext.py
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-----------------------------------------
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Fractions, binomials, and stacked numbers can be created with the
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``\frac{}{}``, ``\binom{}{}`` and ``\stackrel{}{}`` commands, respectively::
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``\frac{}{}``, ``\binom{}{}`` and ``\genfrac{}{}{}{}{}{}`` commands,
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respectively::
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r'$\frac{3}{4} \binom{3}{4} \stackrel{3}{4}$'
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r'$\frac{3}{4} \binom{3}{4} \genfrac{}{}{0}{}{3}{4}$'
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produces
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.. math::
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\frac{3}{4} \binom{3}{4} \stackrel{3}{4}
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\frac{3}{4} \binom{3}{4} \stackrel{}{}{0}{}{3}{4}
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Fractions can be arbitrarily nested::
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