Merge b20398a571 into 834899659a

diagrams/__init__.py

@@ -87,6 +87,7 @@ class Diagram:
         graph_attr: dict = {},
         node_attr: dict = {},
         edge_attr: dict = {},
+        preserve_graphviz_file: bool = False
     ):
         """Diagram represents a global diagrams context.
 
@@ -142,6 +143,7 @@ class Diagram:
         self.dot.edge_attr.update(edge_attr)
 
         self.show = show
+        self.preserve_graphviz_file = preserve_graphviz_file
 
     def __str__(self) -> str:
         return str(self.dot)
@@ -153,6 +155,7 @@ class Diagram:
     def __exit__(self, exc_type, exc_value, traceback):
         self.render()
         # Remove the graphviz file leaving only the image.
+        if (not self.preserve_graphviz_file):
             os.remove(self.filename)
         setdiagram(None)
 
@@ -504,7 +507,8 @@ class Edge:
                 self._attrs = o.attrs.copy()
                 result.append(o)
             else:
-                result.append(Edge(o, forward=forward, reverse=reverse, **self._attrs))
+                result.append(
+                    Edge(o, forward=forward, reverse=reverse, **self._attrs))
         return result
 
     def connect(self, other: Union["Node", "Edge", List["Node"]]):

diagrams/programming/language.py

@@ -16,6 +16,10 @@ class C(_Language):
     _icon = "c.png"
 
 
+class Cobol(_Language):
+    _icon = "cobol.png"
+
+
 class Cpp(_Language):
     _icon = "cpp.png"
 
@@ -36,6 +40,10 @@ class Erlang(_Language):
     _icon = "erlang.png"
 
 
+class Fortran(_Language):
+    _icon = "fortran.png"
+
+
 class Go(_Language):
     _icon = "go.png"
 
@@ -68,6 +76,10 @@ class Php(_Language):
     _icon = "php.png"
 
 
+class Powershell(_Language):
+    _icon = "powershell.png"
+
+
 class Python(_Language):
     _icon = "python.png"
 

docs/nodes/programming.md

@@ -54,11 +54,13 @@ Node classes list of programming provider.
 
 - **diagrams.programming.language.Bash**
 - **diagrams.programming.language.C**
+- **diagrams.programming.language.Cobol**
 - **diagrams.programming.language.Cpp**
 - **diagrams.programming.language.Csharp**
 - **diagrams.programming.language.Dart**
 - **diagrams.programming.language.Elixir**
 - **diagrams.programming.language.Erlang**
+- **diagrams.programming.language.Fortran**
 - **diagrams.programming.language.Go**
 - **diagrams.programming.language.Java**
 - **diagrams.programming.language.Javascript**, **JavaScript** (alias)
@@ -67,6 +69,7 @@ Node classes list of programming provider.
 - **diagrams.programming.language.Matlab**
 - **diagrams.programming.language.Nodejs**, **NodeJS** (alias)
 - **diagrams.programming.language.Php**, **PHP** (alias)
+- **diagrams.programming.language.Powershell**
 - **diagrams.programming.language.Python**
 - **diagrams.programming.language.R**
 - **diagrams.programming.language.Ruby**