If - 1 vs 13#
Next section compares an older to a newer version of the same operator after both definition are converted into markdown text. Green means an addition to the newer version, red means a deletion. Anything else is unchanged.
- If1 → If13 +3 -30
If1 → If13
RENAMED
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@@ -1 +1 @@
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1
1
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If conditional
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2
2
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**Attributes**
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3
3
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* **else_branch** (required):
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4
4
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Graph to run if condition is false. Has N outputs: values you wish
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5
5
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to be live-out to the enclosing scope. The number of outputs must
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6
6
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match the number of outputs in the then_branch.
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7
7
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* **then_branch** (required):
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8
8
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Graph to run if condition is true. Has N outputs: values you wish to
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9
9
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be live-out to the enclosing scope. The number of outputs must match
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10
10
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the number of outputs in the else_branch.
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11
11
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**Inputs**
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12
12
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* **cond** (heterogeneous) - **B**:
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13
13
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Condition for the if
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14
14
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**Outputs**
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15
15
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Between 1 and 2147483647 outputs.
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16
16
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* **outputs** (variadic) - **V**:
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17
17
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Values that are live-out to the enclosing scope. The return values
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18
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-
in the then_branch and else_branch must be of the same
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18
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+
in the then_branch and else_branch must be of the same shape and
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19
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+
same data type.
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19
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type. The then_branch and else_branch may produce tensors with
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20
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the same element type and different shapes. If corresponding outputs
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21
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from the then-branch and the else-branch have static shapes S1 and
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22
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S2, then the shape of the corresponding output variable of the if-
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23
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node (if present) must be compatible with both S1 and S2 as it
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24
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represents the union of both possible shapes.For example, if in a
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25
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model file, the first output of then_branch is typed float tensor
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26
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with shape [2] and the first output of else_branch is another
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27
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float tensor with shape [3], If's first output should have (a) no
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28
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shape set, or (b) a shape of rank 1 with neither dim_value nor
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29
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dim_param set, or (c) a shape of rank 1 with a unique dim_param.
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30
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In contrast, the first output cannot have the shape [2] since [2]
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31
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and [3] are not compatible.
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32
20
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**Type Constraints**
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33
21
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* **V** in (
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34
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seq(tensor(bool)),
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35
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seq(tensor(complex128)),
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36
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seq(tensor(complex64)),
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37
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seq(tensor(double)),
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38
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seq(tensor(float)),
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39
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seq(tensor(float16)),
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40
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seq(tensor(int16)),
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41
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seq(tensor(int32)),
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42
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seq(tensor(int64)),
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43
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seq(tensor(int8)),
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44
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seq(tensor(string)),
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45
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seq(tensor(uint16)),
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46
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seq(tensor(uint32)),
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47
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seq(tensor(uint64)),
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48
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seq(tensor(uint8)),
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49
22
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tensor(bool),
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50
23
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tensor(complex128),
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51
24
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tensor(complex64),
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52
25
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tensor(double),
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53
26
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tensor(float),
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54
27
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tensor(float16),
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55
28
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tensor(int16),
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56
29
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tensor(int32),
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57
30
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tensor(int64),
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58
31
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tensor(int8),
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59
32
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tensor(string),
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60
33
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tensor(uint16),
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61
34
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tensor(uint32),
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62
35
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tensor(uint64),
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63
36
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tensor(uint8)
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64
37
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):
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65
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All Tensor
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38
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+
All Tensor types
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66
39
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* **B** in (
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67
40
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tensor(bool)
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68
41
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):
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69
42
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Only bool
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