style: Fix PEP8 blank lines issues in Python files

Done with `autopep8 --select=E3,W3`, fixes:

- E301 - Add missing blank line.
- E302 - Add missing 2 blank lines.
- E303 - Remove extra blank lines.
- E304 - Remove blank line following function decorator.
- E309 - Add missing blank line.
- W391 - Remove trailing blank lines.

1 files changed, 4 insertions, 35 deletions

diff --git a/doc/tools/makehtml.py b/doc/tools/makehtml.py
index 95a35960b7..369f559f25 100644
--- a/doc/tools/makehtml.py
+++ b/doc/tools/makehtml.py
@@ -12,9 +12,11 @@ html_escape_table = {
 
 html_unescape_table = {v: k for k, v in html_escape_table.items()}
 
+
 def html_escape(text):
     return escape(text, html_escape_table)
 
+
 def html_unescape(text):
     return unescape(text, html_unescape_table)
 
@@ -41,12 +43,14 @@ def validate_tag(elem, tag):
         print("Tag mismatch, expected '" + tag + "', got " + elem.tag);
         sys.exit(255)
 
+
 def make_html_bottom(body):
     # make_html_top(body,True)
     ET.SubElement(body, "hr")
     copyright = ET.SubElement(body, "span")
     copyright.text = "Copyright 2008-2010 Codenix SRL"
 
+
 def make_html_top(body, bottom=False):
 
     if (bottom):
@@ -83,8 +87,6 @@ def make_html_top(body, bottom=False):
         ET.SubElement(body, "hr")
 
 
-
-
 def make_html_class_list(class_list, columns):
 
     div = ET.Element("div")
@@ -128,7 +130,6 @@ def make_html_class_list(class_list, columns):
         if (len(fit_columns[n]) > row_max):
             row_max = len(fit_columns[n])
 
-
     for r in range(0, row_max):
         tr = ET.SubElement(table, "tr")
         for c in range(0, columns):
@@ -155,7 +156,6 @@ def make_html_class_list(class_list, columns):
             a.attrib["href"] = link
             a.text = classname
 
-
     if (not single_page):
         cat_class_list = ET.Element("html")
         csscc = ET.SubElement(cat_class_list, "link")
@@ -169,9 +169,6 @@ def make_html_class_list(class_list, columns):
     else:
         cat_class_parent = div
 
-
-
-
     h1 = ET.SubElement(cat_class_parent, "h2")
     h1.text = "Class List By Category"
 
@@ -227,7 +224,6 @@ def make_html_class_list(class_list, columns):
         catet_out = ET.ElementTree(cat_class_list)
         catet_out.write("category.html")
 
-
     if (not single_page):
         inh_class_list = ET.Element("html")
         cssic = ET.SubElement(inh_class_list, "link")
@@ -240,9 +236,6 @@ def make_html_class_list(class_list, columns):
     else:
         inh_class_parent = div
 
-
-
-
     h1 = ET.SubElement(inh_class_parent, "h2")
     h1.text = "Class List By Inheritance"
 
@@ -268,7 +261,6 @@ def make_html_class_list(class_list, columns):
             else:
                 parent_list = parent_list.find("list")
 
-
         else:
             parent_list = itemlist
 
@@ -277,7 +269,6 @@ def make_html_class_list(class_list, columns):
         class_inh_table[clss.attrib["name"]] = item
         make_type(clss.attrib["name"], item)
 
-
     for c in class_list:
         add_class(classes[c])
 
@@ -286,10 +277,6 @@ def make_html_class_list(class_list, columns):
         catet_out = ET.ElementTree(inh_class_list)
         catet_out.write("inheritance.html")
 
-
-
-
-
     # h1=ET.SubElement(div,"h2")
     #h1.text="Class List By Inheritance"
 
@@ -314,7 +301,6 @@ def make_type(p_type, p_parent):
         span.text = p_type + " "
 
 
-
 def make_text_def(class_name, parent, text):
     text = html_escape(text)
     pos = 0
@@ -370,7 +356,6 @@ def make_text_def(class_name, parent, text):
             else:
                 tag_text = "[" + tag_text + "]"
 
-
         text = pre_text + tag_text + post_text
         pos = len(pre_text) + len(tag_text)
 
@@ -384,17 +369,13 @@ def make_text_def(class_name, parent, text):
         print("Error parsing description text: '" + text + "'")
         sys.exit(255)
 
-
     return tnode
 
 
-
-
 def make_method_def(name, m, declare, event=False):
 
     mdata = {}
 
-
     if (not declare):
         div = ET.Element("tr")
         div.attrib["class"] = "method"
@@ -457,7 +438,6 @@ def make_method_def(name, m, declare, event=False):
             span = ET.SubElement(func_parent, "span")
             span.text = " "
 
-
         make_type(arg.attrib["type"], func_parent)
 
         span = ET.SubElement(func_parent, "span")
@@ -465,7 +445,6 @@ def make_method_def(name, m, declare, event=False):
         if ("default" in arg.attrib):
             span.text = span.text + "=" + arg.attrib["default"]
 
-
     span = ET.SubElement(func_parent, "span")
     span.attrib["class"] = "symbol"
     if (len(mdata["argidx"])):
@@ -533,7 +512,6 @@ def make_html_class(node):
         else:
             a.attrib["href"] = "category.html#" + catname
 
-
     methods = node.find("methods")
 
     if(methods != None and len(list(methods)) > 0):
@@ -561,7 +539,6 @@ def make_html_class(node):
             #li = ET.SubElement(div2, "li")
             event_table.append(make_method_def(node.attrib["name"], m, False, True))
 
-
     members = node.find("members")
     if(members != None and len(list(members)) > 0):
 
@@ -583,7 +560,6 @@ def make_html_class(node):
             span.attrib["class"] = "member_description"
             span.text = c.text
 
-
     constants = node.find("constants")
     if(constants != None and len(list(constants)) > 0):
 
@@ -613,7 +589,6 @@ def make_html_class(node):
 
 #  ET.SubElement(div,"br")
 
-
     descr = node.find("description")
     if (descr != None and descr.text.strip() != ""):
         h4 = ET.SubElement(div, "h4")
@@ -624,8 +599,6 @@ def make_html_class(node):
 #   div2.attrib["class"]="description";
 #   div2.text=descr.text
 
-
-
     if(methods != None or events != None):
 
         h4 = ET.SubElement(div, "h4")
@@ -646,7 +619,6 @@ def make_html_class(node):
             div2 = ET.SubElement(div, "div")
             div2.attrib["class"] = "method_doc";
 
-
             div2.append(make_method_def(node.attrib["name"], m, True))
             #anchor = ET.SubElement(div2, "a")
             # anchor.attrib["name"] =
@@ -655,7 +627,6 @@ def make_html_class(node):
             # div3.attrib["class"]="description";
             # div3.text=descr.text
 
-
     return div
 
 class_names = []
@@ -688,7 +659,6 @@ if (not single_page):
     make_html_top(body)
 
 
-
 class_names.sort()
 
 body.append(make_html_class_list(class_names, 5))
@@ -717,4 +687,3 @@ if (single_page):
 else:
     make_html_bottom(body)
     et_out.write("alphabetical.html")
-