Files
SIA/sia/util.py

50 lines
1.8 KiB
Python

import datetime
import xml.etree.ElementTree as ET
def pretty_print_element(elem: ET.Element, level: int = 0, max_line: int = 80) -> str:
"""Convert ElementTree element to pretty-printed string with custom formatting."""
indent = ' ' * level
# Handle empty elements
if not elem.text and not elem.tail and not elem.attrib and len(elem) == 0:
return f'{indent}<{elem.tag}/>'
# Build opening tag with attributes
tag = elem.tag
attrs = elem.attrib
if attrs:
attr_strings = [f'{k}="{v}"' for k, v in sorted(attrs.items())]
attr_str = ' ' + ' '.join(attr_strings)
if len(indent) + len(tag) + len(attr_str) + 2 > max_line:
attr_indent = indent + ' '
attr_str = '\n' + '\n'.join(f'{attr_indent}{a}' for a in attr_strings)
else:
attr_str = ''
parts = [f'{indent}<{tag}{attr_str}>']
# Handle text content
if elem.text and isinstance(elem.text, str) and elem.text.strip():
text = elem.text
if ']]>' in text:
escaped = text.replace('&', '&amp;') \
.replace('<', '&lt;') \
.replace('>', '&gt;') \
.replace('"', '&quot;') \
.replace("'", '&apos;')
parts.append(f'{indent} {escaped}')
else:
parts.append(f'{indent} <![CDATA[{text}]]>')
# Handle children
for child in elem:
parts.append(pretty_print_element(child, level + 1, max_line))
if child.tail and child.tail.strip():
parts.append(f'{indent} {child.tail}')
parts.append(f'{indent}</{tag}>')
return '\n'.join(parts)
def format_timestamp(timestamp: datetime) -> str:
return timestamp.strftime("%Y%m%d_%H%M%S_%f")[:-3]