From e5633c196c6031efbded46ccd6015c4bf1167504 Mon Sep 17 00:00:00 2001
From: Martin Kilbinger <martin.kilbinger@cea.fr>
Date: Mon, 19 Apr 2021 08:57:21 +0200
Subject: [PATCH 1/2] download function in canfar utilities.

---
 shapepipe/utilities/canfar.py | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/shapepipe/utilities/canfar.py b/shapepipe/utilities/canfar.py
index 91863e26..e3dd92cc 100644
--- a/shapepipe/utilities/canfar.py
+++ b/shapepipe/utilities/canfar.py
@@ -8,6 +8,9 @@
 
 """
 
+import os
+import sys  
+
 try:
     import vos.commands as vosc
 except ImportError:  # pragma: no cover
@@ -88,3 +91,33 @@ def __call__(self, *args, **kwargs):
         except:
             raise vosError('Error in VOs command: {}'
                            ''.format(self._command.__name__))
+
+def download(source, target, verbose=False):
+    """Download file from vos.
+
+    Parameters
+    ----------
+    source : string
+        source path on vos
+    target : string
+        target path
+    verbose : bool, optional, default=False
+        verbose output if True
+
+    Returns
+    -------
+    status : bool
+        status, True/False or success/failure
+    """
+
+    if not os.path.exists(target):
+        sys.argv = ['vcp', source, target]
+        if verbose:
+            print('Downloading file {} to {}...'.format(source, target))
+        vcp = vosHandler('vcp')
+        vcp()
+        if verbose:
+            print('Download finished.')
+    else:
+        if verbose:
+            print('Target file {} exists, skipping download.'.format(target))
\ No newline at end of file

From 61f9cdd2446a6b332befda66e7503b9a5b80d008 Mon Sep 17 00:00:00 2001
From: Martin Kilbinger <martin.kilbinger@cea.fr>
Date: Mon, 3 May 2021 15:09:33 +0200
Subject: [PATCH 2/2] added newline

---
 shapepipe/utilities/canfar.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/shapepipe/utilities/canfar.py b/shapepipe/utilities/canfar.py
index e3dd92cc..d5dcf712 100644
--- a/shapepipe/utilities/canfar.py
+++ b/shapepipe/utilities/canfar.py
@@ -120,4 +120,4 @@ def download(source, target, verbose=False):
             print('Download finished.')
     else:
         if verbose:
-            print('Target file {} exists, skipping download.'.format(target))
\ No newline at end of file
+            print('Target file {} exists, skipping download.'.format(target))