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add timestamps to HTML debug output

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This commit is contained in:
Sarah Hoffmann 2023-05-26 09:05:44 +02:00
parent b48cda7173
commit c7db69a30c
1 changed files with 32 additions and 0 deletions
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32
nominatim/api/logging.py
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@ -9,6 +9,7 @@ Functions for specialised logging with HTML output.
"""
from typing import Any, Iterator, Optional, List, Tuple, cast
from contextvars import ContextVar
import datetime as dt
import textwrap
import io
@ -98,11 +99,16 @@ class HTMLLogger(BaseLogger):
self.buffer = io.StringIO()
def _timestamp(self) -> None:
self._write(f'<p class="timestamp">[{dt.datetime.now()}]</p>')
def get_buffer(self) -> str:
return HTML_HEADER + self.buffer.getvalue() + HTML_FOOTER
def function(self, func: str, **kwargs: Any) -> None:
self._timestamp()
self._write(f"<h1>Debug output for {func}()</h1>\n<p>Parameters:<dl>")
for name, value in kwargs.items():
self._write(f'<dt>{name}</dt><dd>{self._python_var(value)}</dd>')
@ -110,14 +116,17 @@ class HTMLLogger(BaseLogger):
def section(self, heading: str) -> None:
self._timestamp()
self._write(f"<h2>{heading}</h2>")
def comment(self, text: str) -> None:
self._timestamp()
self._write(f"<p>{text}</p>")
def var_dump(self, heading: str, var: Any) -> None:
self._timestamp()
if callable(var):
var = var()
@ -125,6 +134,7 @@ class HTMLLogger(BaseLogger):
def table_dump(self, heading: str, rows: Iterator[Optional[List[Any]]]) -> None:
self._timestamp()
head = next(rows)
assert head
self._write(f'<table><thead><tr><th colspan="{len(head)}">{heading}</th></tr><tr>')
@ -143,6 +153,7 @@ class HTMLLogger(BaseLogger):
def result_dump(self, heading: str, results: Iterator[Tuple[Any, Any]]) -> None:
""" Print a list of search results generated by the generator function.
"""
self._timestamp()
def format_osm(osm_object: Optional[Tuple[str, int]]) -> str:
if not osm_object:
return '-'
@ -173,6 +184,7 @@ class HTMLLogger(BaseLogger):
def sql(self, conn: AsyncConnection, statement: 'sa.Executable') -> None:
self._timestamp()
sqlstr = self.format_sql(conn, statement)
if CODE_HIGHLIGHT:
sqlstr = highlight(sqlstr, PostgresLexer(),
@ -348,6 +360,26 @@ HTML_HEADER: str = """<!DOCTYPE html>
padding: 3pt;
border: solid lightgrey 0.1pt
}
table, th, tbody {
border: thin solid;
border-collapse: collapse;
}
td {
border-right: thin solid;
padding-left: 3pt;
padding-right: 3pt;
}
.timestamp {
font-size: 0.8em;
color: darkblue;
width: calc(100% - 5pt);
text-align: right;
position: absolute;
left: 0;
margin-top: -5px;
}
</style>
</head>
<body>