From 9d0c6ec49b8cdd826a9759133c6fa4bed6e32d6f Mon Sep 17 00:00:00 2001
From: Jeremy Fee <jmfee@usgs.gov>
Date: Wed, 27 Jan 2016 14:34:13 -0700
Subject: [PATCH] Add utility method to list channels in a stream
---
geomagio/TimeseriesUtility.py | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
diff --git a/geomagio/TimeseriesUtility.py b/geomagio/TimeseriesUtility.py
index 20aa4974..e547e63c 100644
--- a/geomagio/TimeseriesUtility.py
+++ b/geomagio/TimeseriesUtility.py
@@ -110,3 +110,22 @@ def get_merged_gaps(gaps):
if merged_gap is not None:
merged_gaps.append(merged_gap)
return merged_gaps
+
+
+def get_channels(stream):
+ """Get a list of channels in a stream.
+
+ Parameters
+ ----------
+ stream : obspy.core.Stream
+
+ Returns
+ -------
+ channels : array_like
+ """
+ channels = {}
+ for trace in stream:
+ channel = trace.stats.channel
+ if channel:
+ channels[channel] = True
+ return [ch for ch in channels]
--
GitLab