Reverted PEP8 edits

cate/ops/animate.py

@@ -47,7 +47,6 @@
 
 import os
 
-# import matplotlib
 # noinspection PyBroadException
 # try:
 #     import matplotlib

cate/util/process.py

@@ -148,11 +148,11 @@ class ProcessOutputMonitor:
     :param started: Either a callable that receives a text line and returns a tuple (label, total_work)
            or a regex that must match in order to signal the start of progress monitoring.
            The regex must provide the group names "label" or "total_work" or both,
-           e.g. r"(?P<label>\w+)" or "(?P<total_work>\d+)"
+           e.g. "(?P<label>\w+)" or "(?P<total_work>\d+)"
     :param progress: Either a callable that receives a text line and returns a tuple (work, msg)
            or a regex that must match in order to signal process.
            The regex must provide group names "work" or "msg" or both,
-           e.g. r"(?P<msg>\w+)" or "(?P<work>\d+)"
+           e.g. "(?P<msg>\w+)" or "(?P<work>\d+)"
     :param done: Either a callable that receives a text line and returns True or False
            or a regex that must match in order to signal the end of progress monitoring.
     """

cate/util/web/webapi.py

@@ -699,7 +699,7 @@ def url_pattern(pattern: str):
     :return: equivalent regex pattern
     :raise ValueError: if *pattern* is invalid
     """
-    name_pattern = r'(?P<%s>[^\;\/\?\:\@\&\=\+\$\,]+)'
+    name_pattern = '(?P<%s>[^\\;\\/\\?\\:\\@\\&\\=\\+\\$\\,]+)'
     reg_expr = ''
     pos = 0
     while True: