Fix some formatting issues

Signed-off-by: Christian Münker <mail@chipmuenk.de>

docs/source/development/dev_general.rst

@@ -85,8 +85,8 @@ Data can be transmitted via the global ``sig_tx`` signal (referenced by the impo
 
 .. code::
 
-        dict_sig = {'fx_sim':'update_data', 'fx_results':some_new_data}
-        self.emit(dict_sig)
+    dict_sig = {'fx_sim':'update_data', 'fx_results':some_new_data}
+    self.emit(dict_sig)
 
 The following dictionary keys are generally used, individual ones can be created
 as needed.
@@ -122,7 +122,7 @@ as needed.
 :'ui_local_changed': Propagate a change of the UI to the containing widget but not
     to other widgets, examples are:
     - ``'ui_local_changed': self.sender().objectName()'`` to propagate the name of
-        the emitting subwidget
+      the emitting subwidget
 
 :'ui_global_changed': Propagate a change of the UI to other widgets, examples are:
 

docs/source/manual/index.rst

@@ -15,7 +15,7 @@ that can be resized with the handles (red dots):
 
    .. toctree::
       :maxdepth: 1
-      :caption: Subwwindow for Input Widgets
+      :caption: Subwindow for Input Widgets
 
       input_specs
       input_coeffs

pyfda/libs/pyfda_io_lib.py

@@ -533,11 +533,10 @@ def csv2array(f: TextIO):
     Parameters
     ----------
 
-    f: handle to file or file-like object
-        e.g.
+    f: handle to file or file-like object, e.g.
 
-        >>> f = open(file_name, 'r') # or
-        >>> f = io.StringIO(text)
+    >>> f = open(file_name, 'r') # or
+    >>> f = io.StringIO(text)
 
     Returns
     -------
@@ -570,10 +569,12 @@ def csv2array(f: TextIO):
 
       Example: convert from Windows-style line endings to Linux:
 
-      fileContents = open(filename,"r").read()
-      f = open(filename,"w", newline="\n")
-      f.write(fileContents)
-      f.close()
+    .. code-block:: python
+
+        fileContents = open(filename,"r").read()
+        f = open(filename,"w", newline="\n")
+        f.write(fileContents)
+        f.close()
 
       https://pythonconquerstheuniverse.wordpress.com/2011/05/08/newline-conversion-in-python-3/
     """

pyfda/libs/pyfda_qt_lib.py

@@ -31,7 +31,9 @@ def emit(self, dict_sig: dict = {}, sig_name: str = 'sig_tx') -> None:
       signal. Otherwise, reduce the value by one.
     - If the sender has passed an objectName, add it with the key "sender_name"
       to the dict.
+
     """
+
     if 'id' not in dict_sig:
         dict_sig.update({'id': id(self)})
     if 'class' not in dict_sig: