minor clean up in scripts (#17483)

pio-tools/gen-berry-structures.py

@@ -1,6 +1,5 @@
 Import("env")
-env = DefaultEnvironment()
-platform = env.PioPlatform()
+
 import os
 import glob
 import subprocess

pio-tools/gzip-firmware.py

@@ -1,7 +1,7 @@
 Import("env")
+
 import os
 import shutil
-import pathlib
 import tasmotapiolib
 import gzip
 

pio-tools/http-uploader.py

@@ -1,6 +1,7 @@
 # Original idea by Pascal Gollor at 2022-12-13
 
 Import("env")
+
 import os
 import tasmotapiolib
 

pio-tools/name-firmware.py

@@ -1,9 +1,7 @@
 Import("env")
-Import("projenv")
-import os
+
 import shutil
 import pathlib
-
 import tasmotapiolib
 
 

pio-tools/override_copy.py

@@ -1,21 +1,22 @@
 Import('env')
+
 import os
 import shutil
 
 # copy tasmota/user_config_override_sample.h to tasmota/user_config_override.h
 if os.path.isfile("tasmota/user_config_override.h"):
     print ("*** use provided user_config_override.h as planned ***")
-else: 
+else:
     shutil.copy("tasmota/user_config_override_sample.h", "tasmota/user_config_override.h")
 
 # copy platformio_override_sample.ini to platformio_override.ini
 if os.path.isfile("platformio_override.ini"):
     print ("*** use provided platformio_override.ini as planned ***")
-else: 
+else:
     shutil.copy("platformio_override_sample.ini", "platformio_override.ini")
 
 # copy platformio_tasmota_cenv_sample.ini to platformio_tasmota_cenv.ini
 if os.path.isfile("platformio_tasmota_cenv.ini"):
     print ("*** use provided platformio_tasmota_cenv.ini as planned ***")
-else: 
+else:
     shutil.copy("platformio_tasmota_cenv_sample.ini", "platformio_tasmota_cenv.ini")

pio-tools/pre_source_dir.py

@@ -1,8 +1,8 @@
+Import("env")
+
 import glob
 import os
 
-Import("env")
-
 def FindInoNodes(env):
     src_dir = glob.escape(env.subst("$PROJECT_SRC_DIR"))
     return env.Glob(os.path.join(src_dir, "*.ino")) + env.Glob(