Merging and joining

There are various functions that can be used to merge and join pandas data structures, which include the following functions:

• concat
• append
• join

The concat function

The concat function is used to join multiple pandas data structures along a specified axis and possibly perform union or intersection operations along other axes. The following command explains the concat function:

concat(objs, axis=0, , join='outer', join_axes=None, ignore_index=False, keys=None, levels=None, names=None, verify_integrity=False)

The elements of the concat function can be summarized as follows:

• The objs function: A list or dictionary of Series, DataFrame, or Panel objects to be concatenated.
• The axis function: The...