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authorPaul Elder <paul.elder@ideasonboard.com>2022-10-21 23:47:04 +0900
committerPaul Elder <paul.elder@ideasonboard.com>2022-11-25 15:38:03 +0900
commitd62f2acce42b306d3101055faefc45417da333a4 (patch)
tree80e9029c2af7e27b008e06a75aeb8576e5ebccfe /utils/tuning
parent0f89bf3efd15e62e44c994cffa8f16c47540d1ed (diff)
utils: libtuning: generators: Add yaml output
Add a generator to libtuning for writing tuning output to a yaml file. Signed-off-by: Paul Elder <paul.elder@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Diffstat (limited to 'utils/tuning')
-rw-r--r--utils/tuning/libtuning/generators/__init__.py1
-rw-r--r--utils/tuning/libtuning/generators/yaml_output.py123
2 files changed, 124 insertions, 0 deletions
diff --git a/utils/tuning/libtuning/generators/__init__.py b/utils/tuning/libtuning/generators/__init__.py
index 937aff30..f28b6149 100644
--- a/utils/tuning/libtuning/generators/__init__.py
+++ b/utils/tuning/libtuning/generators/__init__.py
@@ -3,3 +3,4 @@
# Copyright (C) 2022, Paul Elder <paul.elder@ideasonboard.com>
from libtuning.generators.raspberrypi_output import RaspberryPiOutput
+from libtuning.generators.yaml_output import YamlOutput
diff --git a/utils/tuning/libtuning/generators/yaml_output.py b/utils/tuning/libtuning/generators/yaml_output.py
new file mode 100644
index 00000000..effb4fb3
--- /dev/null
+++ b/utils/tuning/libtuning/generators/yaml_output.py
@@ -0,0 +1,123 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+#
+# Copyright 2022 Paul Elder <paul.elder@ideasonboard.com>
+#
+# yaml_output.py - Generate tuning file in YAML format
+
+from .generator import Generator
+
+from numbers import Number
+from pathlib import Path
+
+import libtuning.utils as utils
+
+
+class YamlOutput(Generator):
+ def __init__(self):
+ super().__init__()
+
+ def _stringify_number_list(self, listt: list):
+ line_wrap = 80
+
+ line = '[ ' + ', '.join([str(x) for x in listt]) + ' ]'
+ if len(line) <= line_wrap:
+ return [line]
+
+ out_lines = ['[']
+ line = ' '
+ for x in listt:
+ x_str = str(x)
+ # If the first number is longer than line_wrap, it'll add an extra line
+ if len(line) + len(x_str) > line_wrap:
+ out_lines.append(line)
+ line = f' {x_str},'
+ continue
+ line += f' {x_str},'
+ out_lines.append(line)
+ out_lines.append(']')
+
+ return out_lines
+
+ # @return Array of lines, and boolean of if all elements were numbers
+ def _stringify_list(self, listt: list):
+ out_lines = []
+
+ all_numbers = set([isinstance(x, Number) for x in listt]).issubset({True})
+
+ if all_numbers:
+ return self._stringify_number_list(listt), True
+
+ for value in listt:
+ if isinstance(value, Number):
+ out_lines.append(f'- {str(value)}')
+ elif isinstance(value, str):
+ out_lines.append(f'- "{value}"')
+ elif isinstance(value, list):
+ lines, all_numbers = self._stringify_list(value)
+
+ if all_numbers:
+ out_lines.append( f'- {lines[0]}')
+ out_lines += [f' {line}' for line in lines[1:]]
+ else:
+ out_lines.append( f'-')
+ out_lines += [f' {line}' for line in lines]
+ elif isinstance(value, dict):
+ lines = self._stringify_dict(value)
+ out_lines.append( f'- {lines[0]}')
+ out_lines += [f' {line}' for line in lines[1:]]
+
+ return out_lines, False
+
+ def _stringify_dict(self, dictt: dict):
+ out_lines = []
+
+ for key in dictt:
+ value = dictt[key]
+
+ if isinstance(value, Number):
+ out_lines.append(f'{key}: {str(value)}')
+ elif isinstance(value, str):
+ out_lines.append(f'{key}: "{value}"')
+ elif isinstance(value, list):
+ lines, all_numbers = self._stringify_list(value)
+
+ if all_numbers:
+ out_lines.append( f'{key}: {lines[0]}')
+ out_lines += [f'{" " * (len(key) + 2)}{line}' for line in lines[1:]]
+ else:
+ out_lines.append( f'{key}:')
+ out_lines += [f' {line}' for line in lines]
+ elif isinstance(value, dict):
+ lines = self._stringify_dict(value)
+ out_lines.append( f'{key}:')
+ out_lines += [f' {line}' for line in lines]
+
+ return out_lines
+
+ def write(self, output_file: Path, output_dict: dict, output_order: list):
+ out_lines = [
+ '%YAML 1.1',
+ '---',
+ 'version: 1',
+ # No need to condition this, as libtuning already guarantees that
+ # we have at least one module. Even if the module has no output,
+ # its prescence is meaningful.
+ 'algorithms:'
+ ]
+
+ for module in output_order:
+ out_lines.append(f' - {module.out_name}:')
+
+ if len(output_dict[module]) == 0:
+ continue
+
+ if not isinstance(output_dict[module], dict):
+ utils.eprint(f'Error: Output of {module.type} is not a dictionary')
+ continue
+
+ lines = self._stringify_dict(output_dict[module])
+ out_lines += [f' {line}' for line in lines]
+
+ with open(output_file, 'w', encoding='utf-8') as f:
+ for line in out_lines:
+ f.write(f'{line}\n')