Merge pull request #804 from Carreau/log-wning

update log.warn (deprecated) to log.warning

nbconvert/exporters/pdf.py

@@ -146,7 +146,7 @@ def run_bib(self, filename):
         filename = os.path.splitext(filename)[0]
 
         def log_error(command, out):
-            self.log.warn('%s had problems, most likely because there were no citations',
+            self.log.warning('%s had problems, most likely because there were no citations',
                 command[0])
             self.log.debug(u"%s output: %s\n%s", command[0], command, out)
 

nbconvert/nbconvertapp.py

@@ -299,7 +299,7 @@ def init_notebooks(self):
             globbed_files = glob.glob(pattern)
             globbed_files.extend(glob.glob(pattern + '.ipynb'))
             if not globbed_files:
-                self.log.warn("pattern %r matched no files", pattern)
+                self.log.warning("pattern %r matched no files", pattern)
 
             for filename in globbed_files:
                 if not filename in filenames:

nbconvert/preprocessors/execute.py

@@ -377,7 +377,7 @@ def run_cell(self, cell, cell_index=0):
                 # finishes, we won't actually have to wait this long, anyway.
                 msg = self.kc.iopub_channel.get_msg(timeout=self.iopub_timeout)
             except Empty:
-                self.log.warn("Timeout waiting for IOPub output")
+                self.log.warning("Timeout waiting for IOPub output")
                 if self.raise_on_iopub_timeout:
                     raise RuntimeError("Timeout waiting for IOPub output")
                 else: