small fixes for Py3

.gitignore

@@ -0,0 +1,6 @@
+revert_changes_to_vmachine
+push_to_vmachine*
+.vscode
+*.pyc
+*.pyo
+*.bak

pym/calculate/contrib/suds/xsd/doctor.py

@@ -129,7 +129,7 @@ class Import:
         """
         self.ns = ns
         self.location = location
-        self.filter = TnsFilter()
+        self._filter = TnsFilter()
 
     def setfilter(self, filter):
         """
@@ -137,7 +137,7 @@ class Import:
         @param filter: A filter to set.
         @type filter: L{TnsFilter}
         """
-        self.filter = filter
+        self._filter = filter
 
     def apply(self, root):
         """
@@ -147,7 +147,7 @@ class Import:
         @param root: A schema root.
         @type root: L{Element}
         """
-        if not self.filter.match(root, self.ns):
+        if not self._filter.match(root, self.ns):
             return
         if self.exists(root):
             return

pym/calculate/lib/encrypt.py

@@ -21,7 +21,7 @@ import hashlib
 import crypt
 import string
 from random import choice
-from base64 import encodestring as _b64enc
+from base64 import encodebytes as _b64enc
 
 b64encode = lambda x: _b64enc(x).rstrip()
 try:

pym/calculate/lib/utils/colortext/output.py

@@ -327,7 +327,7 @@ class ColorTerminalOutput(SaveAttrOutput):
         """
         Создать ESC строку
         """
-        attrs = map(str, ['%s[' % self.escSymb] + attrs + ['m'])
+        attrs = list(map(str, ['%s[' % self.escSymb] + attrs + ['m']))
         return "%s%s%s" % (attrs[0], ";".join(attrs[1:-1]), attrs[-1])
 
     def outputText(self, s):

pym/calculate/lib/utils/colortext/printing.py

@@ -13,10 +13,10 @@
 #  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 #  See the License for the specific language governing permissions and
 #  limitations under the License.
-from __future__ import absolute_import
+# from __future__ import absolute_import
 from .output import BaseOutput, BasePositionOutput
 from calculate.lib.utils.text import _uu8
-
+from io import IOBase
 
 class Print(object):
     """
@@ -28,7 +28,7 @@ class Print(object):
         self.output = output
         self.position_controller = position_controller
         self.buffer = []
-        if isinstance(printfunc, file):
+        if isinstance(printfunc, IOBase):
             self.printfunc = printfunc.write
             self.flush = printfunc.flush
         else:

pym/calculate/lib/utils/files.py

@@ -811,8 +811,9 @@ def readLinesFile(filename, grab=False):
                     yield line.rstrip('\n')
     except (OSError, IOError):
         pass
-    finally:
-        raise StopIteration
+    # at least in python3, yield should give StopIteration automatically
+    # finally:
+    #     raise StopIteration
 
 
 def isEmptyFile(filename, grab=False):