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Diffstat (limited to 'doc/source/reference/arrays.nditer.rst')
| -rw-r--r-- | doc/source/reference/arrays.nditer.rst | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/doc/source/reference/arrays.nditer.rst b/doc/source/reference/arrays.nditer.rst index 8cabc1a06..fb1c91a07 100644 --- a/doc/source/reference/arrays.nditer.rst +++ b/doc/source/reference/arrays.nditer.rst @@ -3,7 +3,7 @@ .. _arrays.nditer: ********************* -Iterating Over Arrays +Iterating over arrays ********************* .. note:: @@ -23,7 +23,7 @@ can accelerate the inner loop in Cython. Since the Python exposure of iterator API, these ideas will also provide help working with array iteration from C or C++. -Single Array Iteration +Single array iteration ====================== The most basic task that can be done with the :class:`nditer` is to @@ -64,7 +64,7 @@ namely the order they are stored in memory, whereas the elements of `a.T.copy(order='C')` get visited in a different order because they have been put into a different memory layout. -Controlling Iteration Order +Controlling iteration order --------------------------- There are times when it is important to visit the elements of an array @@ -88,7 +88,7 @@ order='C' for C order and order='F' for Fortran order. .. _nditer-context-manager: -Modifying Array Values +Modifying array values ---------------------- By default, the :class:`nditer` treats the input operand as a read-only @@ -128,7 +128,7 @@ note that prior to 1.15, :class:`nditer` was not a context manager and did not have a `close` method. Instead it relied on the destructor to initiate the writeback of the buffer. -Using an External Loop +Using an external loop ---------------------- In all the examples so far, the elements of `a` are provided by the @@ -161,7 +161,7 @@ elements each. ... [0 3] [1 4] [2 5] -Tracking an Index or Multi-Index +Tracking an index or multi-index -------------------------------- During iteration, you may want to use the index of the current @@ -210,7 +210,7 @@ raise an exception. File "<stdin>", line 1, in <module> ValueError: Iterator flag EXTERNAL_LOOP cannot be used if an index or multi-index is being tracked -Alternative Looping and Element Access +Alternative looping and element access -------------------------------------- To make its properties more readily accessible during iteration, @@ -246,7 +246,7 @@ produce identical results to the ones in the previous section. array([[ 0, 1, 2], [-1, 0, 1]]) -Buffering the Array Elements +Buffering the array elements ---------------------------- When forcing an iteration order, we observed that the external loop @@ -274,7 +274,7 @@ is enabled. ... [0 3 1 4 2 5] -Iterating as a Specific Data Type +Iterating as a specific data type --------------------------------- There are times when it is necessary to treat an array as a different @@ -382,7 +382,7 @@ would violate the casting rule. File "<stdin>", line 2, in <module> TypeError: Iterator requested dtype could not be cast from dtype('float64') to dtype('int64'), the operand 0 dtype, according to the rule 'same_kind' -Broadcasting Array Iteration +Broadcasting array iteration ============================ NumPy has a set of rules for dealing with arrays that have differing @@ -417,7 +417,7 @@ which includes the input shapes to help diagnose the problem. ... ValueError: operands could not be broadcast together with shapes (2,) (2,3) -Iterator-Allocated Output Arrays +Iterator-allocated output arrays -------------------------------- A common case in NumPy functions is to have outputs allocated based |