ExtensionArrayFormatterShared
=============================

.. cpp:class:: pandas::ExtensionArrayFormatterShared

   pandas C++ class.

Example
-------

.. code-block:: cpp

   #include <pandas/pandas.h>
   using namespace pandas;

   // Use ExtensionArrayFormatterShared
   ExtensionArrayFormatterShared obj;
   // ... operations ...

Other Methods
-------------

.. list-table::
   :widths: 40 20 15 25
   :header-rows: 1

   * - Signature
     - Return Type
     - Location
     - Example
   * - ``dispatch(const ArrayT& arr, const FormatOptions& opts, bool boxed = true)``
     - static std::vector<std::string>
     - pd_extension_array_formatter.h:88
     - :ref:`View <example-extensionarrayformattershared-dispatch-0>`
   * - ``format_with_callable(const EAFormatterCallable& fmt, std::size_t n, const std::vector<bool>& is_na)``
     - 
     - pd_extension_array_formatter.h:61
     - 


Code Examples
-------------

The following examples are extracted from the test suite.

.. _example-extensionarrayformattershared-dispatch-0:

.. dropdown:: dispatch (pd_test_5_all.cpp:106843)
   :class-title: example-dropdown

   .. code-block:: cpp
      :linenos:
      :lineno-start: 106833
      :emphasize-lines: 11

                  break;
              }
          }
          if (!matched) {
              throw std::runtime_error("mix_kind missing shape token: " + mix_kind);
          }
          d.storage_label = s;
          return d;
      }
      
      static CaseResult dispatch(const ExpectedRow& row) {
          DecodedKind d = decode_kind(row.mix_kind);
          // Block H "mixed_hetero" uses n_source=4 (not the default 3). Derive
          // n_source from oracle's n_rows by reversing the shape offset.
          if (d.storage_label == "mixed_hetero") {
              int delta = 0;
              if (d.shape_kind == "extend1") delta = 1;
              else if (d.shape_kind == "extend2") delta = 2;
              else if (d.shape_kind == "extend5") delta = 5;
              d.n_source = row.n_rows - delta;
          }