Reformat tab to spaces

Rigol_functions.py

@@ -2,70 +2,69 @@ __author__ = 'RoGeorge'
 
 import time
 
+
 def get_memory_depth(tn):
-	# Define number of horizontal grid divisions for DS1054Z
-	h_grid = 12
+    # Define number of horizontal grid divisions for DS1054Z
+    h_grid = 12
 
-	# ACQuire:MDEPth
-	tn.write("ACQ:MDEP?")
-	mdep = tn.read_until("\n", 1)
+    # ACQuire:MDEPth
+    tn.write("ACQ:MDEP?")
+    mdep = tn.read_until("\n", 1)
 
-	# if mdep is "AUTO"
-	if mdep == "AUTO\n":
-		# ACQuire:SRATe
-		tn.write("ACQ:SRAT?")
-		srate = tn.read_until("\n", 1)
+    # if mdep is "AUTO"
+    if mdep == "AUTO\n":
+        # ACQuire:SRATe
+        tn.write("ACQ:SRAT?")
+        srate = tn.read_until("\n", 1)
 
-		# TIMebase[:MAIN]:SCALe
-		tn.write("TIM:SCAL?")
-		scal = tn.read_until("\n", 1)
+        # TIMebase[:MAIN]:SCALe
+        tn.write("TIM:SCAL?")
+        scal = tn.read_until("\n", 1)
 
-		# mdep = h_grid * scal * srate
-		mdep = h_grid * float(scal) * float(srate)
+        # mdep = h_grid * scal * srate
+        mdep = h_grid * float(scal) * float(srate)
 
-	# return mdep
-	return float(mdep)
+    # return mdep
+    return float(mdep)
 
 
 # return maximum achieved stop point, or 0 for wrong input parameters
 # if achieved == requested, then set the start and stop waveform as n1_d and n2_d
 def is_waveform_from_to(tn, n1_d, n2_d):
-	# read current
-	# WAVeform:STARt
-	tn.write("WAV:STAR?")
-	n1_c = float(tn.read_until("\n", 1))
-
-	# WAVeform:STOP
-	tn.write("WAV:STOP?")
-	n2_c = float(tn.read_until("\n", 1))
-
-	if (n1_d > n2_d) or (n1_d < 1) or (n2_d < 1):
-		# wrong parameters
-		return 0
-
-	elif n2_d < n1_c:
-		# first set n1_d then set n2_d
-		tn.write("WAV:STAR " + str(n1_d))
-		time.sleep(1)
-		tn.write("WAV:STOP " + str(n2_d))
-		time.sleep(1)
-
-	else:
-		# first set n2_d then set n1_d
-		tn.write("WAV:STOP " + str(n2_d))
-		time.sleep(1)
-		tn.write("WAV:STAR " + str(n1_d))
-		time.sleep(1)
-
-	# read achieved n2
-	tn.write("WAV:STOP?")
-	n2_a = float(tn.read_until("\n", 1))
-
-	if n2_a < n2_d:
-		# restore n1_c, n2_c
-		is_waveform_from_to(tn, n1_c, n2_c)
-
-	# return n2_a
-	return n2_a
-
-
+    # read current
+    # WAVeform:STARt
+    tn.write("WAV:STAR?")
+    n1_c = float(tn.read_until("\n", 1))
+
+    # WAVeform:STOP
+    tn.write("WAV:STOP?")
+    n2_c = float(tn.read_until("\n", 1))
+
+    if (n1_d > n2_d) or (n1_d < 1) or (n2_d < 1):
+        # wrong parameters
+        return 0
+
+    elif n2_d < n1_c:
+        # first set n1_d then set n2_d
+        tn.write("WAV:STAR " + str(n1_d))
+        time.sleep(1)
+        tn.write("WAV:STOP " + str(n2_d))
+        time.sleep(1)
+
+    else:
+        # first set n2_d then set n1_d
+        tn.write("WAV:STOP " + str(n2_d))
+        time.sleep(1)
+        tn.write("WAV:STAR " + str(n1_d))
+        time.sleep(1)
+
+    # read achieved n2
+    tn.write("WAV:STOP?")
+    n2_a = float(tn.read_until("\n", 1))
+
+    if n2_a < n2_d:
+        # restore n1_c, n2_c
+        is_waveform_from_to(tn, n1_c, n2_c)
+
+    # return n2_a
+    return n2_a