add debug() prints in a couple of places

Signed-off-by: Giampaolo Rodola <g.rodola@gmail.com>

4 files changed, 10 insertions, 4 deletions

diff --git a/psutil/_common.py b/psutil/_common.py
index 879e8477..a2b8bab6 100644
--- a/psutil/_common.py
+++ b/psutil/_common.py
@@ -836,6 +836,8 @@ if bool(os.getenv('PSUTIL_DEBUG', 0)):
         """If PSUTIL_DEBUG env var is set, print a debug message to stderr."""
         fname, lineno, func_name, lines, index = inspect.getframeinfo(
             inspect.currentframe().f_back)
+        if isinstance(msg, Exception):
+            msg = "ignoring %s" % msg
         print("psutil-debug [%s:%s]> %s" % (fname, lineno, msg),  # NOQA
               file=sys.stderr)
 else:
diff --git a/psutil/_pslinux.py b/psutil/_pslinux.py
index f6a83301..57925b87 100644
--- a/psutil/_pslinux.py
+++ b/psutil/_pslinux.py
@@ -834,6 +834,7 @@ class Connections:
                     continue
                 if err.errno == errno.ENAMETOOLONG:
                     # file name too long
+                    debug(err)
                     continue
                 raise
             else:
@@ -1081,6 +1082,8 @@ def net_if_stats():
             # https://github.com/giampaolo/psutil/issues/1279
             if err.errno != errno.ENODEV:
                 raise
+            else:
+                debug(err)
         else:
             ret[name] = _common.snicstats(isup, duplex_map[duplex], speed, mtu)
     return ret
@@ -1387,7 +1390,7 @@ def sensors_temperatures():
                 path = os.path.join(base, 'type')
                 unit_name = cat(path, binary=False)
             except (IOError, OSError, ValueError) as err:
-                debug("ignoring %r for file %r" % (err, path))
+                debug(err)
                 continue
 
             trip_paths = glob.glob(base + '/trip_point*')
@@ -1443,7 +1446,7 @@ def sensors_fans():
         try:
             current = int(cat(base + '_input'))
         except (IOError, OSError) as err:
-            warnings.warn("ignoring %r" % err, RuntimeWarning)
+            debug(err)
             continue
         unit_name = cat(os.path.join(os.path.dirname(base), 'name'),
                         binary=False)
@@ -2182,6 +2185,7 @@ class Process(object):
                     continue
                 if err.errno == errno.ENAMETOOLONG:
                     # file name too long
+                    debug(err)
                     continue
                 raise
             else:
diff --git a/psutil/_pssunos.py b/psutil/_pssunos.py
index 84d78814..355a7623 100644
--- a/psutil/_pssunos.py
+++ b/psutil/_pssunos.py
@@ -231,7 +231,7 @@ def disk_partitions(all=False):
                     continue
             except OSError as err:
                 # https://github.com/giampaolo/psutil/issues/1674
-                debug("skipping %r: %r" % (mountpoint, err))
+                debug("skipping %r: %s" % (mountpoint, err))
                 continue
         maxfile = maxpath = None  # set later
         ntuple = _common.sdiskpart(device, mountpoint, fstype, opts,
diff --git a/psutil/_pswindows.py b/psutil/_pswindows.py
index 6b1a34de..348b72e1 100644
--- a/psutil/_pswindows.py
+++ b/psutil/_pswindows.py
@@ -767,7 +767,7 @@ class Process(object):
                 # 24 = ERROR_TOO_MANY_OPEN_FILES. Not sure why this happens
                 # (perhaps PyPy's JIT delaying garbage collection of files?).
                 if err.errno == 24:
-                    debug("%r forced into AccessDenied" % err)
+                    debug("%r translated into AccessDenied" % err)
                     raise AccessDenied(self.pid, self._name)
                 raise
         else: