From efb5498167271803d49c7443b44876b5318e58e8 Mon Sep 17 00:00:00 2001
From: bgeels <bgeels@usgs.gov>
Date: Tue, 22 Oct 2024 15:01:19 -0600
Subject: [PATCH] Make fcntl package optional in Util.py
---
geomagio/Util.py | 18 +++++++++++++++++-
1 file changed, 17 insertions(+), 1 deletion(-)
diff --git a/geomagio/Util.py b/geomagio/Util.py
index d1cb0a73..e6b74ed9 100644
--- a/geomagio/Util.py
+++ b/geomagio/Util.py
@@ -4,7 +4,12 @@ from obspy.core import Stats, Trace
from obspy import UTCDateTime
from io import BytesIO
import json
-import fcntl
+import warnings
+
+try:
+ import fcntl
+except:
+ pass
class ObjectView(object):
@@ -270,6 +275,10 @@ def write_state_file(filename, data, directory=None, encoder=None):
fcntl.flock(f, fcntl.LOCK_EX)
json.dump(data, f, default=encoder)
fcntl.flock(f, fcntl.LOCK_UN)
+ except NameError as e:
+ print(
+ f"The fcntl module is not supported in Windows. Reading/writing state files will not work: {e}"
+ )
except IOError as e:
print(f"Error locking or writing to file: {e}")
raise
@@ -281,6 +290,9 @@ def write_state_file(filename, data, directory=None, encoder=None):
raise
+write_state_file("testjunkfile", "dataaaaa", "/home/bgeels/")
+
+
def read_state_file(filename, directory=None, decoder=None):
"""
Reads data from a state file in a thread-safe manner.
@@ -318,6 +330,10 @@ def read_state_file(filename, directory=None, decoder=None):
data = json.load(f, object_hook=decoder)
fcntl.flock(f, fcntl.LOCK_UN)
return data
+ except NameError as e:
+ print(
+ f"The fcntl module is not supported in Windows. Reading/writing state files will not work: {e}"
+ )
except IOError as e:
print(f"Error locking or reading from file: {e}")
raise
--
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