fpga: fixed a new pylint complain about unspecified-encoding

Author: rodrigomelo9

fpga/project.py

@@ -237,7 +237,7 @@ def set_top(self, toplevel):
             toplevel = os.path.join(self._absdir, toplevel)
             toplevel = os.path.normpath(toplevel)
             if os.path.exists(toplevel):
-                with open(toplevel, 'r') as file:
+                with open(toplevel, 'r', encoding='utf-8') as file:
                     hdl = file.read()
                 # Removing comments, newlines and carriage-returns
                 hdl = re.sub(r'--.*[$\n]|\/\/.*[$\n]', '', hdl)

fpga/tool/__init__.py

@@ -112,7 +112,7 @@ def _configure(self):
         filename = '.pyfpga.yml'
         self.configs = {}
         if os.path.exists(filename):
-            with open(filename, 'r') as file:
+            with open(filename, 'r', encoding='utf-8') as file:
                 data = safe_load(file)
                 if self._TOOL in data:
                     self.configs = data[self._TOOL]
@@ -184,7 +184,7 @@ def _create_gen_script(self, tasks):
             params.append(f'{{ {param[0]} {param[1]} }}')
         # Script creation
         template = os.path.join(os.path.dirname(__file__), 'template.tcl')
-        with open(template, 'r') as file:
+        with open(template, 'r', encoding='utf-8') as file:
             tcl = file.read()
         tcl = tcl.replace('#TOOL#', self._TOOL)
         tcl = tcl.replace('#PRESYNTH#', "True" if self.presynth else "False")
@@ -204,7 +204,7 @@ def _create_gen_script(self, tasks):
         tcl = tcl.replace('#POSTSYN_CMDS#', '\n'.join(self.cmds['postsyn']))
         tcl = tcl.replace('#POSTIMP_CMDS#', '\n'.join(self.cmds['postimp']))
         tcl = tcl.replace('#POSTBIT_CMDS#', '\n'.join(self.cmds['postbit']))
-        with open(f'{self._TOOL}.tcl', 'w') as file:
+        with open(f'{self._TOOL}.tcl', 'w', encoding='utf-8') as file:
             file.write(tcl)
 
     def generate(self, to_task, from_task, capture):

fpga/tool/ise.py

@@ -164,7 +164,7 @@ def transfer(self, devtype, position, part, width, capture):
             temp = temp.replace('#POSITION#', str(position))
             temp = temp.replace('#NAME#', part)
             temp = temp.replace('#WIDTH#', str(width))
-        with open('ise-prog.impact', 'w') as file:
+        with open('ise-prog.impact', 'w', encoding='utf-8') as file:
             file.write(temp)
         return run(self._TRF_COMMAND, capture)
 

fpga/tool/openflow.py

@@ -128,7 +128,7 @@ def _create_gen_script(self, tasks):
             params.append(f'chparam -set {param[0]} {param[1]} {self.top}')
         # Script creation
         template = os.path.join(os.path.dirname(__file__), 'template.sh')
-        with open(template, 'r') as file:
+        with open(template, 'r', encoding='utf-8') as file:
             text = file.read()
         text = text.format(
             backend=self.backend,
@@ -161,7 +161,7 @@ def _create_gen_script(self, tasks):
             tool_nextpnr_ecp5=self.tools['nextpnr-ecp5'],
             tool_ecppack=self.tools['ecppack']
         )
-        with open(f'{self._TOOL}.sh', 'w') as file:
+        with open(f'{self._TOOL}.sh', 'w', encoding='utf-8') as file:
             file.write(text)
 
     def generate(self, to_task, from_task, capture):
@@ -173,7 +173,7 @@ def generate(self, to_task, from_task, capture):
     def transfer(self, devtype, position, part, width, capture):
         super().transfer(devtype, position, part, width, capture)
         template = os.path.join(os.path.dirname(__file__), 'openprog.sh')
-        with open(template, 'r') as file:
+        with open(template, 'r', encoding='utf-8') as file:
             text = file.read()
         text = text.format(
             family=self.part['family'],
@@ -185,7 +185,7 @@ def transfer(self, devtype, position, part, width, capture):
             tool_iceprog=self.tools['iceprog'],
             tool_openocd=self.tools['openocd']
         )
-        with open('openprog.sh', 'w') as file:
+        with open('openprog.sh', 'w', encoding='utf-8') as file:
             file.write(text)
         return run(self._TRF_COMMAND, capture)
 

fpga/tool/vivado.py

@@ -92,6 +92,6 @@ def transfer(self, devtype, position, part, width, capture):
         temp = _TEMPLATES[devtype]
         if devtype != 'detect':
             temp = temp.replace('#BITSTREAM#', self.bitstream)
-        with open('vivado-prog.tcl', 'w') as file:
+        with open('vivado-prog.tcl', 'w', encoding='utf-8') as file:
             file.write(temp)
         return run(self._TRF_COMMAND, capture)