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temp_graph.py: added a --filter option #222

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Merged
Counselor-Earl merged 1 commit into from
Jan 28, 2026
Merged

temp_graph.py: added a --filter option #222

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14 changes: 13 additions & 1 deletion py-scripts/temp_graph.py
100644 → 100755
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Original file line number Diff line number Diff line change
Expand Up @@ -96,6 +96,8 @@ def main():
default=False, action="store_true")
parser.add_argument("-c", "--cutoff", default=20,
help="max time in minutes between two table entries")
parser.add_argument("-f", "--filter", default=None,
help="only graph from sensors with names containing the filtered string")
parser.add_argument("--help_summary", default=False, action="store_true")

args = parser.parse_args()
Expand Down Expand Up @@ -173,12 +175,20 @@ def main():

date_format = mdates.DateFormatter('%H:%M')

skip_tables = []

for file_num in range(len(out_tables)):
file = out_tables[file_num]
df = pd.read_csv(file.name)
if args.filter:
df = df[df['device'].str.contains(args.filter, case=False)]
if (df.empty):
print("A chart was hidden because it did not contain the filtered string")
skip_tables.append(file_num)
continue
df['datetime'] = pd.to_datetime(df['datetime'],
format="%Y-%m-%d %H:%M:%S")
_, ax = plt.subplots()
_, ax = plt.subplots(layout='constrained')
min_temps = df.groupby('datetime')['temperature'].min()
max_temps = df.groupby('datetime')['temperature'].max()
mean_temps = df.groupby('datetime')['temperature'].mean()
Expand Down Expand Up @@ -216,6 +226,8 @@ def main():
with open(_out_dir + _tstamp + '/report' + '.html', 'w') as f:
f.write("<!DOCTYPE HTML> \n <html> \n <b>")
for file_num in range(len(out_tables)):
if file_num in skip_tables:
continue
f.write('<img src=\"' +
_next_png_name(file_num) +
'\" alt=\"graph 1\">')
Expand Down