From ee7b2565348538ac9349b0db764db8f8697d3bfd Mon Sep 17 00:00:00 2001
From: David Schaefer <david.schaefer@ufz.de>
Date: Thu, 13 Jun 2019 14:54:56 +0200
Subject: [PATCH] reduce the number of chunk copies
---
core.py | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/core.py b/core.py
index 0ab61d985..45b1375f9 100644
--- a/core.py
+++ b/core.py
@@ -84,15 +84,16 @@ def runner(meta, flagger, data, flags=None, nodata=np.nan):
if varname not in data and varname not in flags:
continue
- dchunk = data.loc[start_date:end_date].copy()
+ dchunk = data.loc[start_date:end_date]
if dchunk.empty:
continue
- fchunk = flags.loc[start_date:end_date].copy()
+ fchunk = flags.loc[start_date:end_date]
try:
dchunk, ffchunk = flagDispatch(func_name,
- dchunk, fchunk, varname,
+ dchunk, fchunk.copy(),
+ varname,
flagger, nodata=nodata,
**flag_params)
except NameError:
--
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